7w+7=-42

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Solution for 7w+7=-42 equation: 


w in (-oo:+oo)

7*w+7 = -42 // + 42

7*w+7+42 = 0

7*w+49 = 0 // - 49

7*w = -49 // : 7

w = -49/7

w = -7

w = -7

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