5a+12+9a-12=180

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Solution for 5a+12+9a-12=180 equation:



5a+12+9a-12=180
We move all terms to the left:
5a+12+9a-12-(180)=0
We add all the numbers together, and all the variables
14a-180=0
We move all terms containing a to the left, all other terms to the right
14a=180
a=180/14
a=12+6/7

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