x+9=2x=4

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



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

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