2/7x+4/7=-7/9

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Solution for 2/7x+4/7=-7/9 equation: 


x in (-oo:+oo)

(2/7)*x+4/7 = -7/9 // + -7/9

(2/7)*x+4/7-(-7/9) = 0

(2/7)*x+4/7+7/9 = 0

2/7*x+85/63 = 0 // - 85/63

2/7*x = -85/63 // : 2/7

x = -85/63/2/7

x = -85/18

x = -85/18

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