x-1.8x=25.2怎么解
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x-1.8x=25.2怎么解x-1.8x=25.2怎么解x-1.8x=25.2怎么解x-1.8x=25.2-0.8x=25.2x=25.2÷(-0.8)x=-31.5-0.8X=25.2X=-31.5
x-1.8x=25.2怎么解
x-1.8x=25.2怎么解
x-1.8x=25.2怎么解
x-1.8x=25.2
-0.8x=25.2
x=25.2÷(-0.8)
x=-31.5
-0.8X=25.2
X=-31.5
X=-63/2
x-1.8x=25.2
-0.8x=25.2
x=-31.5
x-1.8x=25.2怎么解
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