7a+(-10)-2a+1=8a-a

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Solution for 7a+(-10)-2a+1=8a-a equation: 



7a+(-10)-2a+1=8a-a

We move all terms to the left:

7a+(-10)-2a+1-(8a-a)=0

We add all the numbers together, and all the variables

7a-2a-(+7a)+1+(-10)=0

We add all the numbers together, and all the variables

5a-(+7a)-9=0

We get rid of parentheses

5a-7a-9=0

We add all the numbers together, and all the variables

-2a-9=0

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

-2a=9

a=9/-2

a=-4+1/2

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