Question

9. Find the value of 4m-n) if m=5 and n = -1
A. 38 B.24
C. 12
D.-12​

Answer 1

Step-by-step explanation:

As m=5 and n= -1

The given equation is

4m-n ---------(1)

put the values of m and n

4(5) - (-1)

4×5 + 1

20 + 1

=21

Therefore the correct answer is 21

4m-n = 21