Answer:
50 because,
Step-by-step explanation:
9n means 9 times 6. Which equals to 54, subtract 4 to get 50
50
If n = 6 the equation becomes 9(6)-4 or 9 x 6 - 4
9 x 6 = 54
54 - 4 = 50
Thus, the answer is 50
