9x-x=90

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Solution for 9x-x=90 equation:



9x-x=90
We move all terms to the left:
9x-x-(90)=0
We add all the numbers together, and all the variables
8x-90=0
We move all terms containing x to the left, all other terms to the right
8x=90
x=90/8
x=11+1/4

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