Can You Solve 7 + 3 × 0!?
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Can You Solve 7 + 3 × 0!?
“This math puzzle looks simple enough at first: just three numbers and a few basic symbols.” Because multiplication comes before addition: 7 + (3 × 0) = 7 + 0 = 7 ✅
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- I came home a day early and heard my husband whispering with my sister behind our bathroom door. What I saw when I opened it made my stomach drop. “Mike?” The bathroom door stopped moving under my hand. For half a second, nobody answered. Then my sister said, “Amanda?” Not shouted. Not surprised. Terrified. I pushed the door open. Mike was standing beside the bathtub in a T-shirt and sweatpants. Jenna was sitting on the closed toilet lid wearing one of my robes. Her jeans and blouse were piled on the floor. The bathtub faucet was running. Mike had a towel in one hand. Jenna’s mascara was smeared down both cheeks. Nobody moved. My travel bag slid off my shoulder and hit the floor. I looked at my husband. Then my half-dressed sister. Then the locked bathroom I’d just found them whispering in. “Are you kidding me?” Mike immediately put the towel down. “Amanda, this isn’t what you think.” I laughed. Of course he said that. Apparently there is some law requiring husbands caught in bathrooms with their wives’ sisters to use those exact words. Jenna stood. “Please don’t yell.” That made everything worse. “Don’t yell?” I stared at her robe. “My robe, Jenna?” She pulled it tighter around herself. Mike stepped toward me. I backed away. “Don’t touch me.” “Amanda.” “How long?” His face changed. “What?” “How long has this been happening?” Jenna started crying. Mike said, “Nothing is happening.” “You are in my bathroom with my sister while she’s half naked.” “She’s not half naked.” I looked at him. “That’s your defense?” “No. God, no.” Jenna said quietly, “Amanda, I need you to listen.” I turned toward her. “Then start talking.” Neither of them did. That silence lasted maybe three seconds. It felt like a year. My name is Amanda. I’m 34. Mike and I had been married for seven years. Jenna is my younger sister by three years. Before that Saturday, I would have described both of them as two of the people I trusted most in the world. Mike and Jenna weren’t especially close. Friendly, yes. He helped her move twice. She came over for Thanksgiving. They exchanged sarcastic comments in our family group chat. Normal in-law stuff. At least, that’s what I thought. I was supposed to be in Chicago from Wednesday through Sunday for a work conference. Saturday morning, the final day of meetings was canceled because several speakers couldn’t get in due to weather. My company moved my flight. I could have texted Mike. Instead, I decided to surprise him. I even bought pastries from a bakery near the airport because he loved their cinnamon rolls. The whole ride home, I imagined walking in and hearing him say, “What are you doing here?” I got that reaction. Just not in the way I expected. When I entered the house, it was strangely quiet. The downstairs lights were off. Soft music was playing upstairs. I called, “Mike?” Nothing. Then I heard water running. As I climbed the stairs, I heard voices. Mike’s first. Low. Then Jenna’s. I stopped halfway down the hallway. There was no mistaking her voice. She said something I couldn’t hear. Mike answered, “You can’t keep doing this.” Then Jenna said, “I know.” My heart started pounding. I moved closer. Mike said, “She’ll find out eventually.” Jenna whispered something. Then, “Not like this.” That was what I heard before I opened the door. Standing there afterward, looking at them, those words rearranged themselves into the worst possible meaning. She’ll find out eventually. Not like this. I said, “You have 30 seconds before I walk out of this house.” Mike looked at Jenna. That alone nearly ended our marriage. “Don’t look at her. Look at me.” He did. “Jenna came here because she needed help.” “With what?” Jenna stared at the floor. I waited. Nothing. “Fine.” I picked up my bag. Mike stepped in front of the doorway. “Please.” “Move.” “Amanda, I can’t tell you without her permission.” I went completely still. “You can’t tell your wife why you’re in a bathroom with her sister because your sister-in-law hasn’t given you permission?” He closed his eyes. “I know how that sounds.” “It sounds like you’re insane.” Jenna said, “Mike, just tell her.” He looked at her. “You sure?” “Yes.” Then she started crying again. Not dramatic sobbing. She simply folded her arms across her stomach and sank back onto the toilet lid. Mike moved aside. “Look at her shoulder.” I frowned. Jenna immediately pulled the robe tighter. Mike said gently, “Jen.” She wouldn’t look at me. Then, slowly, she slipped the robe off one shoulder. There was a bruise near her collarbone. Dark purple. Another yellowing mark farther down her arm. I stared at it. “What happened?” Jenna swallowed. “Ryan.” Ryan was her boyfriend. They’d been together almost two years. I never liked him much. But “never liked him” and “thought he was hurting my sister” were very different things. I stepped closer. “What did he do?” She looked away. “It wasn’t the first time.” Everything inside me shifted. I dropped my bag again. “Why didn’t you call me?” Jenna laughed bitterly. “Because I knew what you’d do.” “What does that mean?” “You’d come over. You’d confront him. You’d call Mom. You’d call the police. You’d tell everybody before I was ready.” “He’s hitting you.” “I know.” “Then why are you protecting him?” “I’m not.” “It sounds like you are.” Mike said, “Amanda.” I turned on him. “And you knew?” He nodded. That landed almost as hard as the bathroom scene. “For how long?” “About six weeks.” I stared at him. “Six weeks?” Jenna said, “I made him promise not to tell you.” “Why would you go to my husband?” Her face crumpled. That question hurt her. I could see it immediately. But I needed the answer. She said, “Because he didn’t make me feel stupid.” I stepped back. “I wouldn’t make you feel stupid.” “No. You’d make me leave.” “Yes.” “Exactly.” I didn’t understand. Not yet. Mike leaned against the sink. “The first time she called me, you were visiting your mom.” I remembered that weekend. Mike had told me he’d spent Saturday fixing the garage shelves. Apparently, Jenna had shown up crying. Ryan had grabbed her during an argument hard enough to leave marks around her wrist. Mike wanted to call me. She begged him not to. He convinced her to photograph the bruises. Then he helped her save the pictures somewhere Ryan couldn’t access. I looked at Jenna. “You went back to him?” She nodded. Her face hardened. “Because leaving isn’t as easy when you’re the person doing it.” That stopped me. She continued. “Every time he hurt me, he’d apologize. Then he’d cry. Then he’d tell me I’d pushed him too far. Then he’d be perfect for two weeks.” I sat on the edge of the bathtub. The water was still running. I reached over and shut it off. The sudden silence felt enormous. “What happened today?” Jenna looked at Mike. This time, I didn’t snap at him for it. “He threw my phone.” She held up one hand. There was a shallow cut across her palm. “He grabbed me. I pushed him away. A glass broke.” I looked at the clothes on the floor. There were tiny dark red spots on her blouse. Blood. Not perfume. Not evidence of an affair. Blood. Mike said, “She called from a gas station.” “You picked her up?” He nodded. “Why bring her here?” “Because she said Ryan doesn’t know where your spare key is, and she didn’t want to go to Mom.” I looked at Jenna. “Why are your clothes off?” “I had blood on them.” Mike said, “She had glass on her sleeve. I told her to shower.” “Did you—” “No.” He answered before I could finish. “I stayed outside until she yelled because the cut started bleeding again.” Jenna held up her palm. “I panicked.” I felt ashamed almost immediately. Not for what I’d thought when I opened the door. Anyone would have thought it. But for how quickly I’d turned Jenna’s terror into a story about me. Then another thought hit me. “You said she’d find out eventually.” Mike nodded. “And Jenna said, ‘Not like this.’” “She didn’t want you finding out by seeing bruises.” I covered my face. Nobody spoke for a moment. Then I looked at Mike. “Why didn’t you tell me?” His expression changed. “I wanted to.” “But you didn’t.” “I promised her.” “I’m your wife.” “I know.” “Six weeks, Mike.” “I know.” “You watched me have dinner with Ryan.” “I know.” “You sat across from him.” His jaw tightened. “I wanted to put his head through the table.” “But you said nothing.” “Because Jenna was scared he’d know she’d told someone.” I looked at my sister. She whispered, “I asked him not to.” I understood the reason. That didn’t erase the betrayal I felt. Both things could be true. I said, “I need a minute.” I went downstairs. The cinnamon rolls were still sitting on the kitchen counter. I stared at the bag until I almost laughed. I had spent an entire flight imagining a romantic surprise. Instead, I’d walked into a family crisis and nearly accused my husband of sleeping with my sister. Mike came down about ten minutes later. He didn’t sit beside me. He took the chair across from me. “She’s packing a bag.” “Is she going back?” “No.” “You’re sure?” “No.” I looked at him. He rubbed both hands over his face. “That’s the problem.” That afternoon, Jenna told me everything. Not all at once. Pieces. Ryan controlled her money more than I’d realized. He monitored her location. He had convinced her to put most of her savings into an account they used for “house expenses.” The lease was in his name. Her car was technically his because he’d convinced her to sell hers after moving in. Every time I had asked why she rarely visited alone anymore, she’d said they were busy. The truth was simpler. Ryan didn’t like her going places without him. I asked, “Why didn’t I see it?” Jenna answered, “Because I got good at helping you not see it.” That sentence stayed with me. Mike had been helping her plan. Not an escape exactly. He was careful with that word. A safe exit. He’d helped her open a new email account. He kept copies of photos and messages. He had given her cash twice because Ryan checked their bank activity. The running conversation I’d overheard wasn’t romantic secrecy. It was survival planning. I still had one question. “Why Mike?” Jenna looked at him. Then at me. “Because he told me I didn’t have to leave before I was ready, but I did have to stop pretending it wasn’t happening.” I looked at my husband. That sounded exactly like him. Direct enough to be annoying. Gentle enough that you eventually listened. That evening, we called a domestic violence hotline together. Not because Jenna suddenly became fearless. She didn’t. She almost hung up twice. The advocate helped her make a safety plan. We photographed the newest injuries. Jenna decided to stay with us temporarily. She also contacted police about the latest incident after speaking with the advocate. I won’t pretend everything became easy from there. It didn’t. Ryan sent apologies. Then angry messages. Then more apologies. He contacted me. Mike. Our mother. He claimed Jenna was unstable. He said we’d turned her against him. For several days, Jenna read every message like it might contain the version of him she had fallen in love with. One night, I found her crying in our kitchen. “He wasn’t always like this.” I sat beside her. “I believe you.” She looked at me. “You do?” “Yes.” That seemed to matter more than anything else I could have said. For the first week, I was angry at Mike too. Not because I still suspected an affair. Because he had kept something enormous from me. One night, after Jenna went to bed, I said, “You should’ve told me.” Mike nodded. “Maybe.” “Maybe?” “If I told you against her wishes and she stopped trusting both of us, she might’ve gone back to him without anyone knowing what was happening.” I hated that he had a point. “I still feel stupid.” “Why?” “Because my husband and my sister had this whole secret relationship happening behind my back.” His face tightened. “Don’t call it that.” “Why?” “Because that’s not what it was.” He was right. I knew he was right. But the secrecy had still changed something. So we talked about it in counseling. Not because our marriage was collapsing. Because trust is complicated when someone keeps a secret for a good reason. The counselor helped us separate two questions: Was Mike trying to deceive me for his own benefit? No. Did the deception still hurt me? Yes. Both were allowed to be true. Jenna eventually found her own apartment. It took months. She started therapy. She replaced her phone and changed every password Ryan knew. The legal side moved slowly, and I won’t pretend there was some dramatic courtroom ending. There wasn’t. There were reports. Statements. Documentation. Lawyers. A protective order for a period of time. A lot of waiting. Mostly, there were ordinary days where Jenna learned that nobody was going to demand an explanation for where she’d been for twenty minutes. About eight months after that Saturday, she came over for dinner. Mike was making pasta. I was upstairs folding laundry. Then I heard Jenna yell from our bathroom, “Mike!” He froze in the kitchen. I came downstairs laughing. “Don’t you dare.” He pointed upstairs. “I am not going.” Jenna shouted again. “There’s a spider!” Mike looked at me. “Your family. Your problem.” I laughed harder than I had in months. I killed the spider. Later that night, after Jenna left, Mike and I were cleaning up when he said, “You know, your face that day still haunts me.” I looked at him. “My face?” “When you opened the bathroom door.” “You looked guilty.” “I was holding a bloody towel next to your half-dressed sister. There was no facial expression that was going to save me.” Fair. I apologized for accusing him. The strange thing is, I don’t think that day damaged my trust in Mike as much as it changed what trust meant to me. Before, I thought trust meant knowing everything important about the people you love. Now I think sometimes it means understanding that somebody else’s truth isn’t automatically yours to reveal. I also learned something harder about Jenna. I had always thought being a good older sister meant I would notice if she needed help. I didn’t. Mike did. Not because he loved her more. Because she chose him as the person she could tell. At first, that hurt my pride. Now I’m grateful she chose anyone. And looking back, the most important thing Mike had been hiding wasn’t a betrayal. It was my sister’s way out.
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