8x-4=7x-7

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Solution for 8x-4=7x-7 equation: 



8x-4=7x-7

We move all terms to the left:

8x-4-(7x-7)=0

We get rid of parentheses

8x-7x+7-4=0

We add all the numbers together, and all the variables

x+3=0

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

x=-3

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