-7x+9=-4x+12

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Solution for -7x+9=-4x+12 equation: 



-7x+9=-4x+12

We move all terms to the left:

-7x+9-(-4x+12)=0

We get rid of parentheses

-7x+4x-12+9=0

We add all the numbers together, and all the variables

-3x-3=0

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

-3x=3

x=3/-3

x=-1

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