X-15%X=1.7
(1-15%)X=1.7
85%X=1.7
0.85X=1.7
X=1.7÷0.85
X=2
X-15%X=1.7這道題的過程請給我,
X-15%X=1.7這道題的過程請給我,
數(shù)學(xué)人氣:500 ℃時(shí)間:2020-05-13 04:30:54
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