3(x-5)/2=5x-18

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Solution for 3(x-5)/2=5x-18 equation:


x in (-oo:+oo)

(3*(x-5))/2 = 5*x-18 // - 5*x-18

(3*(x-5))/2-(5*x)+18 = 0

(3*(x-5))/2-5*x+18 = 0

(3*(x-5))/2+(-5*2*x)/2+(2*18)/2 = 0

3*(x-5)-5*2*x+2*18 = 0

36-7*x-15 = 0

21-7*x = 0

(21-7*x)/2 = 0

(21-7*x)/2 = 0 // * 2

21-7*x = 0

21-7*x = 0 // - 21

-7*x = -21 // : -7

x = -21/(-7)

x = 3

x = 3

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