Question

Please help

9n-3m when n=5and m=7

Answer 1

Answer: 24

Explanation:

Since n is 5 you will multiply 9x5 which you’ll get 45 than you move on to 3m so m=7 so than you will multiply 3x7 which equals 21. The final step is just subtract the two numbers.

9x5 - 3x7= 45 - 21= 24

9x5= 45

3x7= 21