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

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



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

We move all terms to the left:

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

We add all the numbers together, and all the variables

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

We add all the numbers together, and all the variables

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

We get rid of parentheses

2a-4a-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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