-3x+7=8x-20.5

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Solution for -3x+7=8x-20.5 equation: 



-3x+7=8x-20.5

We move all terms to the left:

-3x+7-(8x-20.5)=0

We get rid of parentheses

-3x-8x+20.5+7=0

We add all the numbers together, and all the variables

-11x+27.5=0

We move all terms containing x to the left, all other terms to the right

-11x=-27.5

x=-27.5/-11

x=2+3.6666666666667/7.3333333333333

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