4x-(x-8)=(9+x)-15

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Solution for 4x-(x-8)=(9+x)-15 equation: 



4x-(x-8)=(9+x)-15

We move all terms to the left:

4x-(x-8)-((9+x)-15)=0

We add all the numbers together, and all the variables

4x-(x-8)-((x+9)-15)=0

We get rid of parentheses

4x-x-((x+9)-15)+8=0



We calculate terms in parentheses: -((x+9)-15), so:

(x+9)-15

We get rid of parentheses

x+9-15

We add all the numbers together, and all the variables

x-6

Back to the equation:

-(x-6)



We add all the numbers together, and all the variables

3x-(x-6)+8=0

We get rid of parentheses

3x-x+6+8=0

We add all the numbers together, and all the variables

2x+14=0

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

2x=-14

x=-14/2

x=-7

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