12x+30=15x-63

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Solution for 12x+30=15x-63 equation: 



12x+30=15x-63

We move all terms to the left:

12x+30-(15x-63)=0

We get rid of parentheses

12x-15x+63+30=0

We add all the numbers together, and all the variables

-3x+93=0

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

-3x=-93

x=-93/-3

x=+31

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