(2x+4)/(x+7)=8

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Solution for (2x+4)/(x+7)=8 equation: 


D( x )

x+7 = 0

x+7 = 0

x+7 = 0

x+7 = 0 // - 7

x = -7

x in (-oo:-7) U (-7:+oo)

(2*x+4)/(x+7) = 8 // - 8

(2*x+4)/(x+7)-8 = 0

(2*x+4)/(x+7)+(-8*(x+7))/(x+7) = 0

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

-6*x-52 = 0

(-6*x-52)/(x+7) = 0

(-6*x-52)/(x+7) = 0 // * x+7

-6*x-52 = 0

-6*x-52 = 0 // + 52

-6*x = 52 // : -6

x = 52/(-6)

x = -26/3

x = -26/3

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