3a-2(-3+a)=7

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Solution for 3a-2(-3+a)=7 equation: 



3a-2(-3+a)=7

We move all terms to the left:

3a-2(-3+a)-(7)=0

We add all the numbers together, and all the variables

3a-2(a-3)-7=0

We multiply parentheses

3a-2a+6-7=0

We add all the numbers together, and all the variables

a-1=0

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

a=1

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