7a-3=+12

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Solution for 7a-3=+12 equation: 



7a-3=+12

We move all terms to the left:

7a-3-(+12)=0

We add all the numbers together, and all the variables

7a-3-12=0

We add all the numbers together, and all the variables

7a-15=0

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

7a=15

a=15/7

a=2+1/7

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