72=18x-9x

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Solution for 72=18x-9x equation:



72=18x-9x
We move all terms to the left:
72-(18x-9x)=0
We add all the numbers together, and all the variables
-(+9x)+72=0
We get rid of parentheses
-9x+72=0
We move all terms containing x to the left, all other terms to the right
-9x=-72
x=-72/-9
x=+8

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