2a+78+4a=180

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Solution for 2a+78+4a=180 equation:



2a+78+4a=180
We move all terms to the left:
2a+78+4a-(180)=0
We add all the numbers together, and all the variables
6a-102=0
We move all terms containing a to the left, all other terms to the right
6a=102
a=102/6
a=17

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