15+5x=2x-7(3-3x)

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Solution for 15+5x=2x-7(3-3x) equation: 



15+5x=2x-7(3-3x)

We move all terms to the left:

15+5x-(2x-7(3-3x))=0

We add all the numbers together, and all the variables

5x-(2x-7(-3x+3))+15=0



We calculate terms in parentheses: -(2x-7(-3x+3)), so:

2x-7(-3x+3)

We multiply parentheses

2x+21x-21

We add all the numbers together, and all the variables

23x-21

Back to the equation:

-(23x-21)



We get rid of parentheses

5x-23x+21+15=0

We add all the numbers together, and all the variables

-18x+36=0

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

-18x=-36

x=-36/-18

x=+2

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