(5x-1)/2=7

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Solution for (5x-1)/2=7 equation: 


x in (-oo:+oo)

(5*x-1)/2 = 7 // - 7

(5*x-1)/2-7 = 0

(5*x-1)/2+(-7*2)/2 = 0

5*x-7*2-1 = 0

5*x-15 = 0

(5*x-15)/2 = 0

(5*x-15)/2 = 0 // * 2

5*x-15 = 0

5*x-15 = 0 // + 15

5*x = 15 // : 5

x = 15/5

x = 3

x = 3

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