3a-15=2

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Solution for 3a-15=2 equation: 



3a-15=2

We move all terms to the left:

3a-15-(2)=0

We add all the numbers together, and all the variables

3a-17=0

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

3a=17

a=17/3

a=5+2/3

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