8x-12x-9=10x-4x+31

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Solution for 8x-12x-9=10x-4x+31 equation:



8x-12x-9=10x-4x+31
We move all terms to the left:
8x-12x-9-(10x-4x+31)=0
We add all the numbers together, and all the variables
8x-12x-(6x+31)-9=0
We add all the numbers together, and all the variables
-4x-(6x+31)-9=0
We get rid of parentheses
-4x-6x-31-9=0
We add all the numbers together, and all the variables
-10x-40=0
We move all terms containing x to the left, all other terms to the right
-10x=40
x=40/-10
x=-4

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