X+15=9x+55

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Solution for X+15=9x+55 equation: 



X+15=9X+55

We move all terms to the left:

X+15-(9X+55)=0

We get rid of parentheses

X-9X-55+15=0

We add all the numbers together, and all the variables

-8X-40=0

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

-8X=40

X=40/-8

X=-5

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