3(9-7k)=111

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Solution for 3(9-7k)=111 equation: 


k in (-oo:+oo)

3*(9-(7*k)) = 111 // - 111

3*(9-(7*k))-111 = 0

3*(9-7*k)-111 = 0

3*(9-7*k)-111 = 0

-21*k-84 = 0

-21*k-84 = 0

-21*k-84 = 0 // + 84

-21*k = 84 // : -21

k = 84/(-21)

k = -4

k = -4

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