5a+3a+4a=180

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Solution for 5a+3a+4a=180 equation:



5a+3a+4a=180
We move all terms to the left:
5a+3a+4a-(180)=0
We add all the numbers together, and all the variables
12a-180=0
We move all terms containing a to the left, all other terms to the right
12a=180
a=180/12
a=15

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