X^-8y=121.5

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Solution for X^-8y=121.5 equation: 



X^-8X=121.5

We move all terms to the left:

X^-8X-(121.5)=0

We add all the numbers together, and all the variables

-7X-121.5=0

We move all terms containing X to the left, all other terms to the right

-7X=121.5

X=121.5/-7

X=-17+2.5/7

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