-4/9+5k-1/2k=-490/9

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Solution for -4/9+5k-1/2k=-490/9 equation: 


k in (-oo:+oo)

5*k-((1/2)*k)-4/9 = -490/9 // + -490/9

5*k-((1/2)*k)-4/9-(-490/9) = 0

5*k+(-1/2)*k-4/9+490/9 = 0

9/2*k+54 = 0 // - 54

9/2*k = -54 // : 9/2

k = -54/9/2

k = -12

k = -12

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