(3a+4)-(5a+2)=7

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Solution for (3a+4)-(5a+2)=7 equation: 



(3a+4)-(5a+2)=7

We move all terms to the left:

(3a+4)-(5a+2)-(7)=0

We get rid of parentheses

3a-5a+4-2-7=0

We add all the numbers together, and all the variables

-2a-5=0

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

-2a=5

a=5/-2

a=-2+1/2

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