(x-7)/(x-8)=4

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Solution for (x-7)/(x-8)=4 equation: 



(x-7)/(x-8)=4

We move all terms to the left:

(x-7)/(x-8)-(4)=0



Domain of the equation: (x-8)!=0

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

x!=8

x∈R



We multiply all the terms by the denominator


(x-7)-4*(x-8)=0

We multiply parentheses

(x-7)-4x+32=0

We get rid of parentheses

x-4x-7+32=0

We add all the numbers together, and all the variables

-3x+25=0

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

-3x=-25

x=-25/-3

x=8+1/3

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