2a+a+3a=54

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Solution for 2a+a+3a=54 equation:



2a+a+3a=54
We move all terms to the left:
2a+a+3a-(54)=0
We add all the numbers together, and all the variables
6a-54=0
We move all terms containing a to the left, all other terms to the right
6a=54
a=54/6
a=9

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