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

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Solution for 3a-(4+2a-7)=0 equation: 



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

We add all the numbers together, and all the variables

3a-(2a-3)=0

We get rid of parentheses

3a-2a+3=0

We add all the numbers together, and all the variables

a+3=0

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

a=-3

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