20*5-x/2 - solution

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Solution for 20*5-x/2 equation:

x in (-oo:+oo)

5*20-(x/2) = 0

100-1/2*x = 0 // - 100

-1/2*x = -100 // : -1/2

x = -100/(-1/2)

x = 200

x = 200

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