-47=k-5k-7 - solution

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Solution for -47=k-5k-7 equation:

k in (-oo:+oo)

-47 = k-(5*k)-7 // - k-(5*k)-7

5*k-k-47+7 = 0

4*k-40 = 0 // + 40

4*k = 40 // : 4

k = 40/4

k = 10

k = 10

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