180=2x+(2x+21)

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Solution for 180=2x+(2x+21) equation: 



180=2x+(2x+21)

We move all terms to the left:

180-(2x+(2x+21))=0



We calculate terms in parentheses: -(2x+(2x+21)), so:

2x+(2x+21)

We get rid of parentheses

2x+2x+21

We add all the numbers together, and all the variables

4x+21

Back to the equation:

-(4x+21)



We get rid of parentheses

-4x-21+180=0

We add all the numbers together, and all the variables

-4x+159=0

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

-4x=-159

x=-159/-4

x=39+3/4

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