7x+21+(5x-3)=180

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Solution for 7x+21+(5x-3)=180 equation: 



7x+21+(5x-3)=180

We move all terms to the left:

7x+21+(5x-3)-(180)=0

We add all the numbers together, and all the variables

7x+(5x-3)-159=0

We get rid of parentheses

7x+5x-3-159=0

We add all the numbers together, and all the variables

12x-162=0

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

12x=162

x=162/12

x=13+1/2

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