91-8x=10+x

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Solution for 91-8x=10+x equation:



91-8x=10+x
We move all terms to the left:
91-8x-(10+x)=0
We add all the numbers together, and all the variables
-8x-(x+10)+91=0
We get rid of parentheses
-8x-x-10+91=0
We add all the numbers together, and all the variables
-9x+81=0
We move all terms containing x to the left, all other terms to the right
-9x=-81
x=-81/-9
x=+9

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