8a-(15-a)=(6a-7)+15

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Solution for 8a-(15-a)=(6a-7)+15 equation: 



8a-(15-a)=(6a-7)+15

We move all terms to the left:

8a-(15-a)-((6a-7)+15)=0

We add all the numbers together, and all the variables

8a-(-1a+15)-((6a-7)+15)=0

We get rid of parentheses

8a+1a-((6a-7)+15)-15=0



We calculate terms in parentheses: -((6a-7)+15), so:

(6a-7)+15

We get rid of parentheses

6a-7+15

We add all the numbers together, and all the variables

6a+8

Back to the equation:

-(6a+8)



We add all the numbers together, and all the variables

9a-(6a+8)-15=0

We get rid of parentheses

9a-6a-8-15=0

We add all the numbers together, and all the variables

3a-23=0

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

3a=23

a=23/3

a=7+2/3

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