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(x+1.5)乘2=9急啊!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!...
(x+1.5)乘2=9
急啊!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!1 展开
急啊!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!1 展开
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小学解方程
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(X+1.5)×2=9
解:2X+3=9
2X=9-3
X=6÷2
X=3
解:2X+3=9
2X=9-3
X=6÷2
X=3
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(x+1.5)×2=9
2x+1.5×2=9
2x+3=9
2x=9-3
2x=6
x=6÷2
x=3
2x+1.5×2=9
2x+3=9
2x=9-3
2x=6
x=6÷2
x=3
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(x+1.5)乘2=9
x+1.5=9/2
x+1.5=4.5
x=4.5-1.5
x=3
x+1.5=9/2
x+1.5=4.5
x=4.5-1.5
x=3
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(x+1.5)*2=9
解x +1.5 =9/2
x+1.5 =4.5
x =4.5-1.5
x=3
解x +1.5 =9/2
x+1.5 =4.5
x =4.5-1.5
x=3
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