157=7(4+5x)+8x

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Solution for 157=7(4+5x)+8x equation: 



157=7(4+5x)+8x

We move all terms to the left:

157-(7(4+5x)+8x)=0

We add all the numbers together, and all the variables

-(7(5x+4)+8x)+157=0



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

7(5x+4)+8x

We add all the numbers together, and all the variables

8x+7(5x+4)

We multiply parentheses

8x+35x+28

We add all the numbers together, and all the variables

43x+28

Back to the equation:

-(43x+28)



We get rid of parentheses

-43x-28+157=0

We add all the numbers together, and all the variables

-43x+129=0

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

-43x=-129

x=-129/-43

x=+3

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