二道解方程!3x+1/2-10x+1/6=xx-1/0.2=1+x/0.5
1个回答
3x+1/2-10x+1/6=x
3x-10x-x=-1/2-1/6
-8x=-2/3
x=1/12
x-1/0.2=1+x/0.5
x-x/0.5=1+1/0.2
-x=6
x=-6
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