3(7w-8)=81

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Solution for 3(7w-8)=81 equation: 


w in (-oo:+oo)

3*(7*w-8) = 81 // - 81

3*(7*w-8)-81 = 0

3*(7*w-8)-81 = 0

21*w-105 = 0

21*w-105 = 0

21*w-105 = 0 // + 105

21*w = 105 // : 21

w = 105/21

w = 5

w = 5

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