Question

Solve for k,x,y and, yz

Answer 1

k = 3

XY = 33

YZ = 48

Explanation:

X___Y___Z

XZ= XY + YZ

81 = (12k-3) + (3+15k)

81 = 27k

27k = 81

k= 81/27

k = 3

XY= 12k-3 = 12(3) - 3 = 36 - 3 = 33

YZ = 3+15k = 3 + 15(3) = 3 + 45 = 48

I hope I helped you^_^