(21x-8)+(23x+12)+90=180

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Solution for (21x-8)+(23x+12)+90=180 equation: 



(21x-8)+(23x+12)+90=180

We move all terms to the left:

(21x-8)+(23x+12)+90-(180)=0

We add all the numbers together, and all the variables

(21x-8)+(23x+12)-90=0

We get rid of parentheses

21x+23x-8+12-90=0

We add all the numbers together, and all the variables

44x-86=0

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

44x=86

x=86/44

x=1+21/22

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