15x-45=12x+15

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Solution for 15x-45=12x+15 equation: 



15x-45=12x+15

We move all terms to the left:

15x-45-(12x+15)=0

We get rid of parentheses

15x-12x-15-45=0

We add all the numbers together, and all the variables

3x-60=0

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

3x=60

x=60/3

x=20

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