Question

How can i evaluate the expression of , m=4 and n=9 , n+5m

Answer 1

First substitue. 9+5(4)
Multiply. 9+20
Add. 29

Answer 2

To evaluate the expression of m=4 and n=9, you would replace the variables (n and m) with the corresponding numbers. Giving you this equation: 9+5(4).
9+20 once simplified. 29 is your final answer.