18=8(x-7)+5(2x+4)

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Solution for 18=8(x-7)+5(2x+4) equation: 



18=8(x-7)+5(2x+4)

We move all terms to the left:

18-(8(x-7)+5(2x+4))=0



We calculate terms in parentheses: -(8(x-7)+5(2x+4)), so:

8(x-7)+5(2x+4)

We multiply parentheses

8x+10x-56+20

We add all the numbers together, and all the variables

18x-36

Back to the equation:

-(18x-36)



We get rid of parentheses

-18x+36+18=0

We add all the numbers together, and all the variables

-18x+54=0

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

-18x=-54

x=-54/-18

x=+3

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