(2x+21-x)=180

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



(2x+21-x)=180

We move all terms to the left:

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

We add all the numbers together, and all the variables

(x+21)-180=0

We get rid of parentheses

x+21-180=0

We add all the numbers together, and all the variables

x-159=0

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

x=159

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