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

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



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

We move all terms to the left:

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

We add all the numbers together, and all the variables

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

We get rid of parentheses

5a-2a+2a+7+8=0

We add all the numbers together, and all the variables

5a+15=0

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

5a=-15

a=-15/5

a=-3

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