9x+12=7x+15

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Solution for 9x+12=7x+15 equation: 



9x+12=7x+15

We move all terms to the left:

9x+12-(7x+15)=0

We get rid of parentheses

9x-7x-15+12=0

We add all the numbers together, and all the variables

2x-3=0

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

2x=3

x=3/2

x=1+1/2

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