1+8x=7x-7

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Solution for 1+8x=7x-7 equation: 



1+8x=7x-7

We move all terms to the left:

1+8x-(7x-7)=0

We get rid of parentheses

8x-7x+7+1=0

We add all the numbers together, and all the variables

x+8=0

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

x=-8

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