142=7k+5k-2

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Solution for 142=7k+5k-2 equation: 


k in (-oo:+oo)

142 = 7*k+5*k-2 // - 7*k+5*k-2

2-(7*k)-(5*k)+142 = 0

2-7*k-5*k+142 = 0

144-12*k = 0 // - 144

-12*k = -144 // : -12

k = -144/(-12)

k = 12

k = 12

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