Question

J=-2k - 3. 2j - 6k =74

Answer 1

Let j = -2k - 3. Substitute into 2j - 6k = 74:

2(-2k - 3) - 6k = 74
-4k - 6 - 6k = 74
-10k - 6 = 74
-10k = 80
k = -8

Then j = -2(-8) - 3 = 16 - 3 = 13.

Solution: j = 13, k = -8 (or (j,k) = (13, -8)).