7(5k+4)=-7

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Solution for 7(5k+4)=-7 equation: 


k in (-oo:+oo)

7*(5*k+4) = -7 // + 7

7*(5*k+4)+7 = 0

7*(5*k+4)+7 = 0

35*k+35 = 0

35*k+35 = 0

35*k+35 = 0 // - 35

35*k = -35 // : 35

k = -35/35

k = -1

k = -1

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