7-1/2x=3 - solution

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Solution for 7-1/2x=3 equation:

x in (-oo:+oo)

7-((1/2)*x) = 3 // - 3

7-((1/2)*x)-3 = 0

(-1/2)*x-3+7 = 0

4-1/2*x = 0 // - 4

-1/2*x = -4 // : -1/2

x = -4/(-1/2)

x = 8

x = 8

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