(5x-21)+(2x+12)=180

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Solution for (5x-21)+(2x+12)=180 equation: 



(5x-21)+(2x+12)=180

We move all terms to the left:

(5x-21)+(2x+12)-(180)=0

We get rid of parentheses

5x+2x-21+12-180=0

We add all the numbers together, and all the variables

7x-189=0

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

7x=189

x=189/7

x=27

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