x-4=2x=9

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Solution for x-4=2x=9 equation:



x-4=2x=9
We move all terms to the left:
x-4-(2x)=0
We add all the numbers together, and all the variables
-1x-4=0
We move all terms containing x to the left, all other terms to the right
-x=4
x=4/-1
x=-4

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