4x+12+8x=2(x+1)-15

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Solution for 4x+12+8x=2(x+1)-15 equation: 



4x+12+8x=2(x+1)-15

We move all terms to the left:

4x+12+8x-(2(x+1)-15)=0

We add all the numbers together, and all the variables

12x-(2(x+1)-15)+12=0



We calculate terms in parentheses: -(2(x+1)-15), so:

2(x+1)-15

We multiply parentheses

2x+2-15

We add all the numbers together, and all the variables

2x-13

Back to the equation:

-(2x-13)



We get rid of parentheses

12x-2x+13+12=0

We add all the numbers together, and all the variables

10x+25=0

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

10x=-25

x=-25/10

x=-2+1/2

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