In triangle XYZ, m∠Z = (5m − 16)° and the exterior angle to ∠Z measures (3m + 12)°. Determine the value of m.

m = 3

m = 10.8

m = 18

m = 23

In triangle XYZ, m∠Z = (5m − 16)° and the exterior angle to ∠Z measures (3m + 12)°. Determine the value of m.

m = 3

m = 10.8

m = 18

m = 23

Answer:Step-by-step explanation:I think the answer is m=23