3x-1/2=4 - solution

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Solution for 3x-1/2=4 equation:

x in (-oo:+oo)

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

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

3*x-1/2-4 = 0

3*x-9/2 = 0 // + 9/2

3*x = 9/2 // : 3

x = 9/2/3

x = 3/2

x = 3/2

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