4x-1/2=7 - solution

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Solution for 4x-1/2=7 equation:

x in (-oo:+oo)

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

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

4*x-1/2-7 = 0

4*x-15/2 = 0 // + 15/2

4*x = 15/2 // : 4

x = 15/2/4

x = 15/8

x = 15/8

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