-40/(x-9)=8

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Solution for -40/(x-9)=8 equation: 



-40/(x-9)=8

We move all terms to the left:

-40/(x-9)-(8)=0



Domain of the equation: (x-9)!=0

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

x!=9

x∈R



We multiply all the terms by the denominator


-8*(x-9)-40=0

We multiply parentheses

-8x+72-40=0

We add all the numbers together, and all the variables

-8x+32=0

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

-8x=-32

x=-32/-8

x=+4

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