0-12=-4x

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Solution for 0-12=-4x equation:



0-12=-4x
We move all terms to the left:
0-12-(-4x)=0
We add all the numbers together, and all the variables
-(-4x)-12=0
We get rid of parentheses
4x-12=0
We move all terms containing x to the left, all other terms to the right
4x=12
x=12/4
x=3

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