Answer:
54 iphones ,27 samsungs
81/3=27
27x2=54
81-54=27
It should be b let me know if im right
Area = 3x^2 + 4x
Step-by-step explanation:
Givens
W = x
L = 3x + 4
Formula
Area = L * W
Solution
Area = x(3x + 4)