9x-12=5x+18

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Solution for 9x-12=5x+18 equation: 



9x-12=5x+18

We move all terms to the left:

9x-12-(5x+18)=0

We get rid of parentheses

9x-5x-18-12=0

We add all the numbers together, and all the variables

4x-30=0

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

4x=30

x=30/4

x=7+1/2

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