(7x-15)/4=x

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Solution for (7x-15)/4=x equation:


x in (-oo:+oo)

(7*x-15)/4 = x // - x

(7*x-15)/4-x = 0

(7*x-15)/4+(4*(-x))/4 = 0

7*x+4*(-x)-15 = 0

3*x-15 = 0

(3*x-15)/4 = 0

(3*x-15)/4 = 0 // * 4

3*x-15 = 0

3*x-15 = 0 // + 15

3*x = 15 // : 3

x = 15/3

x = 5

x = 5

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