155=7(7-2x)+8

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Solution for 155=7(7-2x)+8 equation: 



155=7(7-2x)+8

We move all terms to the left:

155-(7(7-2x)+8)=0

We add all the numbers together, and all the variables

-(7(-2x+7)+8)+155=0



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

7(-2x+7)+8

We multiply parentheses

-14x+49+8

We add all the numbers together, and all the variables

-14x+57

Back to the equation:

-(-14x+57)



We get rid of parentheses

14x-57+155=0

We add all the numbers together, and all the variables

14x+98=0

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

14x=-98

x=-98/14

x=-7

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