The answer is A. 28.5 hope this helped!!!! :)
Answer: N = 5
Step-by-step explanation:
M = 3N + 4R
M = 43
R = 7
Replacing by the values
43 = 3N + 4*7
43 = 3N + 28
43-28 = 3N
3N = 15
N = 15/3
N = 5
Answer:108
Step-by-step explanation:
Answer:
7 ft²
Step-by-step explanation:
The formula for this is given in the problem
Plug in the given values
1/2 * 2 (4+3)
1*7
7 ft²