15-1/2x=20

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Solution for 15-1/2x=20 equation: 


x in (-oo:+oo)

15-((1/2)*x) = 20 // - 20

15-((1/2)*x)-20 = 0

(-1/2)*x-20+15 = 0

-1/2*x-5 = 0 // + 5

-1/2*x = 5 // : -1/2

x = 5/(-1/2)

x = -10

x = -10

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