21+x/5=x-1 - solution

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Solution for 21+x/5=x-1 equation:

x in (-oo:+oo)

x/5+21 = x-1 // - x-1

x/5-x+1+21 = 0

22-4/5*x = 0 // - 22

-4/5*x = -22 // : -4/5

x = -22/(-4/5)

x = 55/2

x = 55/2

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