7x-4=8x+17

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Solution for 7x-4=8x+17 equation: 



7x-4=8x+17

We move all terms to the left:

7x-4-(8x+17)=0

We get rid of parentheses

7x-8x-17-4=0

We add all the numbers together, and all the variables

-1x-21=0

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

-x=21

x=21/-1

x=-21

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