15-3(4-x)=-9

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Solution for 15-3(4-x)=-9 equation: 



15-3(4-x)=-9

We move all terms to the left:

15-3(4-x)-(-9)=0

We add all the numbers together, and all the variables

-3(-1x+4)+15-(-9)=0

We add all the numbers together, and all the variables

-3(-1x+4)+24=0

We multiply parentheses

3x-12+24=0

We add all the numbers together, and all the variables

3x+12=0

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

3x=-12

x=-12/3

x=-4

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