7w+7=42

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Solution for 7w+7=42 equation: 


w in (-oo:+oo)

7*w+7 = 42 // - 42

7*w-42+7 = 0

7*w-35 = 0 // + 35

7*w = 35 // : 7

w = 35/7

w = 5

w = 5

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