12-x+2-3x=21+6x

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Solution for 12-x+2-3x=21+6x equation:



12-x+2-3x=21+6x
We move all terms to the left:
12-x+2-3x-(21+6x)=0
We add all the numbers together, and all the variables
-x-3x-(6x+21)+12+2=0
We add all the numbers together, and all the variables
-4x-(6x+21)+14=0
We get rid of parentheses
-4x-6x-21+14=0
We add all the numbers together, and all the variables
-10x-7=0
We move all terms containing x to the left, all other terms to the right
-10x=7
x=7/-10
x=-7/10

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