-3=2/7x

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Solution for -3=2/7x equation: 


x in (-oo:+oo)

-3 = (2/7)*x // - (2/7)*x

-((2/7)*x)-3 = 0

(-2/7)*x-3 = 0

-2/7*x-3 = 0 // + 3

-2/7*x = 3 // : -2/7

x = 3/(-2/7)

x = -21/2

x = -21/2

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