-7w+9+5w=-13

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Solution for -7w+9+5w=-13 equation: 


w in (-oo:+oo)

5*w-7*w+9 = -13 // + 13

5*w-7*w+9+13 = 0

22-2*w = 0 // - 22

-2*w = -22 // : -2

w = -22/(-2)

w = 11

w = 11

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