30=3/10x

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Solution for 30=3/10x equation: 


x in (-oo:+oo)

30 = (3/10)*x // - (3/10)*x

30-((3/10)*x) = 0

(-3/10)*x+30 = 0

30-3/10*x = 0 // - 30

-3/10*x = -30 // : -3/10

x = -30/(-3/10)

x = 100

x = 100

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