7-2k-5k=-63

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Solution for 7-2k-5k=-63 equation: 


k in (-oo:+oo)

7-(2*k)-(5*k) = -63 // + 63

7-(2*k)-(5*k)+63 = 0

7-2*k-5*k+63 = 0

70-7*k = 0 // - 70

-7*k = -70 // : -7

k = -70/(-7)

k = 10

k = 10

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