7x-1/2=30 - solution

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Solution for 7x-1/2=30 equation:

x in (-oo:+oo)

7*x-(1/2) = 30 // - 30

7*x-(1/2)-30 = 0

7*x-1/2-30 = 0

7*x-61/2 = 0 // + 61/2

7*x = 61/2 // : 7

x = 61/2/7

x = 61/14

x = 61/14

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