5x+7x+7=67
12x+7=67
12x=60
x=5
5x+7×(x+1)=67這個(gè)方程怎么解
5x+7×(x+1)=67這個(gè)方程怎么解
數(shù)學(xué)人氣：943 ℃時(shí)間：2020-04-29 06:43:35
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