4.2-1/20x=1/4x

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Solution for 4.2-1/20x=1/4x equation:


x in (-oo:+oo)

4.2-((1/20)*x) = (1/4)*x // - (1/4)*x

4.2-((1/20)*x)-((1/4)*x) = 0

(-1/20)*x+(-1/4)*x+4.2 = 0

4.2-3/10*x = 0 // - 4.2

-3/10*x = -4.2 // : -3/10

x = -4.2/(-3/10)

x = 14

x = 14

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