(13x-9)+7x=180

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Solution for (13x-9)+7x=180 equation: 



(13x-9)+7x=180

We move all terms to the left:

(13x-9)+7x-(180)=0

We add all the numbers together, and all the variables

7x+(13x-9)-180=0

We get rid of parentheses

7x+13x-9-180=0

We add all the numbers together, and all the variables

20x-189=0

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

20x=189

x=189/20

x=9+9/20

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