7x-8=8x-4(x+5)

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Solution for 7x-8=8x-4(x+5) equation: 



7x-8=8x-4(x+5)

We move all terms to the left:

7x-8-(8x-4(x+5))=0



We calculate terms in parentheses: -(8x-4(x+5)), so:

8x-4(x+5)

We multiply parentheses

8x-4x-20

We add all the numbers together, and all the variables

4x-20

Back to the equation:

-(4x-20)



We get rid of parentheses

7x-4x+20-8=0

We add all the numbers together, and all the variables

3x+12=0

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

3x=-12

x=-12/3

x=-4

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