2a+3-(4a-8)=7

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Solution for 2a+3-(4a-8)=7 equation: 



2a+3-(4a-8)=7

We move all terms to the left:

2a+3-(4a-8)-(7)=0

We add all the numbers together, and all the variables

2a-(4a-8)-4=0

We get rid of parentheses

2a-4a+8-4=0

We add all the numbers together, and all the variables

-2a+4=0

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

-2a=-4

a=-4/-2

a=+2

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