7(-3w+7)=91

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Solution for 7(-3w+7)=91 equation: 


w in (-oo:+oo)

7*(7-3*w) = 91 // - 91

7*(7-3*w)-91 = 0

7*(7-3*w)-91 = 0

-21*w-42 = 0

-21*w-42 = 0

-21*w-42 = 0 // + 42

-21*w = 42 // : -21

w = 42/(-21)

w = -2

w = -2

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