2/7w-1+w=-115/7

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Solution for 2/7w-1+w=-115/7 equation: 


w in (-oo:+oo)

(2/7)*w+w-1 = -115/7 // + -115/7

(2/7)*w+w-(-115/7)-1 = 0

(2/7)*w+w+115/7-1 = 0

9/7*w+108/7 = 0 // - 108/7

9/7*w = -108/7 // : 9/7

w = -108/7/9/7

w = -12

w = -12

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