(2x+12)+120=90

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Solution for (2x+12)+120=90 equation: 



(2x+12)+120=90

We move all terms to the left:

(2x+12)+120-(90)=0

We add all the numbers together, and all the variables

(2x+12)+30=0

We get rid of parentheses

2x+12+30=0

We add all the numbers together, and all the variables

2x+42=0

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

2x=-42

x=-42/2

x=-21

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