117=3(-7-8x)+x

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Solution for 117=3(-7-8x)+x equation: 



117=3(-7-8x)+x

We move all terms to the left:

117-(3(-7-8x)+x)=0

We add all the numbers together, and all the variables

-(3(-8x-7)+x)+117=0



We calculate terms in parentheses: -(3(-8x-7)+x), so:

3(-8x-7)+x

We add all the numbers together, and all the variables

x+3(-8x-7)

We multiply parentheses

x-24x-21

We add all the numbers together, and all the variables

-23x-21

Back to the equation:

-(-23x-21)



We get rid of parentheses

23x+21+117=0

We add all the numbers together, and all the variables

23x+138=0

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

23x=-138

x=-138/23

x=-6

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