8-1x=9

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Solution for 8-1x=9 equation:



8-1x=9
We move all terms to the left:
8-1x-(9)=0
We add all the numbers together, and all the variables
-1x-1=0
We move all terms containing x to the left, all other terms to the right
-x=1
x=1/-1
x=-1

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