155=2x+3(7x-2)

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Solution for 155=2x+3(7x-2) equation: 



155=2x+3(7x-2)

We move all terms to the left:

155-(2x+3(7x-2))=0



We calculate terms in parentheses: -(2x+3(7x-2)), so:

2x+3(7x-2)

We multiply parentheses

2x+21x-6

We add all the numbers together, and all the variables

23x-6

Back to the equation:

-(23x-6)



We get rid of parentheses

-23x+6+155=0

We add all the numbers together, and all the variables

-23x+161=0

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

-23x=-161

x=-161/-23

x=+7

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