7a-2+2a-8=4-5a-7

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Solution for 7a-2+2a-8=4-5a-7 equation: 



7a-2+2a-8=4-5a-7

We move all terms to the left:

7a-2+2a-8-(4-5a-7)=0

We add all the numbers together, and all the variables

7a+2a-(-5a-3)-2-8=0

We add all the numbers together, and all the variables

9a-(-5a-3)-10=0

We get rid of parentheses

9a+5a+3-10=0

We add all the numbers together, and all the variables

14a-7=0

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

14a=7

a=7/14

a=1/2

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