7+5=4(x-7)

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



7+5=4(x-7)

We move all terms to the left:

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

We add all the numbers together, and all the variables

-(4(x-7))+12=0



We calculate terms in parentheses: -(4(x-7)), so:

4(x-7)

We multiply parentheses

4x-28

Back to the equation:

-(4x-28)



We get rid of parentheses

-4x+28+12=0

We add all the numbers together, and all the variables

-4x+40=0

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

-4x=-40

x=-40/-4

x=+10

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