问题
解答题
解方程：2x-2=5x+7．
答案
移项得2x-5x=7+2，
合并同类项得-3x=9，
系数化为1得x=-3．
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解方程：2x-2=5x+7．
移项得2x-5x=7+2，
合并同类项得-3x=9，
系数化为1得x=-3．
| One day, Miss White went over for the test results of all the students in the 7th grade. "You all did pretilly well," she told the class, "except one boy, but it broke my heart to tell you this." She looked at Steve." But the best boy in the 7th grade had failed the exam!"She just stared him. Steve looked down. After class that day, Miss White asked him to his office. "You're cleverest enough. You have to change. I'll give you another chances! Don't give up. I do care about you." Suddenly, he got it! Everyone cared about him! | 1. _____ 2. _____ 3. _____ 4. _____ 5. _____ 6. _____ 7. _____ 8. _____ 9. _____ 10. _____ |