3/7x+6/7+6x=-129/7

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Solution for 3/7x+6/7+6x=-129/7 equation: 


x in (-oo:+oo)

(3/7)*x+6*x+6/7 = -129/7 // + -129/7

(3/7)*x+6*x+6/7-(-129/7) = 0

(3/7)*x+6*x+6/7+129/7 = 0

45/7*x+135/7 = 0 // - 135/7

45/7*x = -135/7 // : 45/7

x = -135/7/45/7

x = -3

x = -3

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