Question

-2y-y/3等于多少？

Answer 1

3–2Y除以Y等于多少? 这道题可列式为 3–2Y÷Y 这是一题混合运算题,计算这道题,先算除法,2Y除以Y等于一,再算减法 计算为 3–1=2 这题的答案为 3–2Y除以Y等...

Answer 2

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