x+6x=31/2 - solution

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Solution for x+6x=31/2 equation:

x in (-oo:+oo)

x+6*x = 31/2 // - 31/2

x+6*x-(31/2) = 0

x+6*x-31/2 = 0

7*x-31/2 = 0 // + 31/2

7*x = 31/2 // : 7

x = 31/2/7

x = 31/14

x = 31/14

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