12x-4=-x+9

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



12x-4=-x+9
We move all terms to the left:
12x-4-(-x+9)=0
We add all the numbers together, and all the variables
12x-(-1x+9)-4=0
We get rid of parentheses
12x+1x-9-4=0
We add all the numbers together, and all the variables
13x-13=0
We move all terms containing x to the left, all other terms to the right
13x=13
x=13/13
x=1

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