7a+(-2)=47a=

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Solution for 7a+(-2)=47a= equation: 



7a+(-2)=47a=

We move all terms to the left:

7a+(-2)-(47a)=0

We add all the numbers together, and all the variables

-40a-2=0

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

-40a=2

a=2/-40

a=-1/20

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