(3/7)x-x=-4

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Solution for (3/7)x-x=-4 equation: 


x in (-oo:+oo)

(3/7)*x-x = -4 // + 4

(3/7)*x-x+4 = 0

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

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

x = -4/(-4/7)

x = 7

x = 7

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