-4/7x=-8/21

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Solution for -4/7x=-8/21 equation: 


x in (-oo:+oo)

(-4/7)*x = -8/21 // + -8/21

(-4/7)*x-(-8/21) = 0

(-4/7)*x+8/21 = 0

8/21-4/7*x = 0 // - 8/21

-4/7*x = -8/21 // : -4/7

x = -8/21/(-4/7)

x = 2/3

x = 2/3

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