(7x-20)+(3x)=180

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Solution for (7x-20)+(3x)=180 equation: 



(7x-20)+(3x)=180

We move all terms to the left:

(7x-20)+(3x)-(180)=0

We add all the numbers together, and all the variables

3x+(7x-20)-180=0

We get rid of parentheses

3x+7x-20-180=0

We add all the numbers together, and all the variables

10x-200=0

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

10x=200

x=200/10

x=20

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