9+x=12;x=

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Solution for 9+x=12;x= equation:



9+x=12x=
We move all terms to the left:
9+x-(12x)=0
We add all the numbers together, and all the variables
-11x+9=0
We move all terms containing x to the left, all other terms to the right
-11x=-9
x=-9/-11
x=9/11

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