3x+12=15*

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Solution for 3x+12=15* equation: 



3x+12=15*

We move all terms to the left:

3x+12-(15*)=0

We add all the numbers together, and all the variables

3x+12-0=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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