题目

解下列方程: (1) 8x﹣7=2x+11; (2) . 答案:解:8x﹣2x=11+7, 6x=18, x=3 解:3(3y﹣1)﹣12=2(5y﹣7), 9y﹣3﹣12=10y﹣14, 9y﹣10y=﹣14+3+12, ﹣y=1, y=﹣1This ______ my first lime standing in front of so many people, I can’t help sweating.A.beingB.isC.wasD.has been
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