(3x+20)+4x=180

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Solution for (3x+20)+4x=180 equation: 



(3x+20)+4x=180

We move all terms to the left:

(3x+20)+4x-(180)=0

We add all the numbers together, and all the variables

4x+(3x+20)-180=0

We get rid of parentheses

4x+3x+20-180=0

We add all the numbers together, and all the variables

7x-160=0

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

7x=160

x=160/7

x=22+6/7

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