The solution is k = 9.
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3k-5=7k+73k-7k=7+5-4k=12k=-3
k = 8k + 28Subtract '8k' from each side of the equation:-7k = 28Divide each side by '-7' :k = -4
-6k+7k = 1k or normally k on its own.
7k + 4 + 4k - 9 - 5k (7k + 4k - 5k) + (4 - 9) 6k + -5 6k - 5
k=8k+28 k-8k=28 -7k=28 k=-(28/4) k=-4