9a-2a=47

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Solution for 9a-2a=47 equation: 



9a-2a=47

We move all terms to the left:

9a-2a-(47)=0

We add all the numbers together, and all the variables

7a-47=0

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

7a=47

a=47/7

a=6+5/7

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