Answer:
392
Step-by-step explanation:
A = BH + 2LS + BL
H = 8
S= 7
L=16
B = 7
7(8) + 2(7)16 + 7(16) = 392
Answer:
Too tired to explain, here's some digital steps by Symbolab:
Answer:
I believe the correct options are 1, 4, and 5.

I'm not sure if this is right. I didn't feel confident with my answer.
Answer:
B is the right answer
Step-by-step explanation:
Subtract 14 from each side to get the value of m
21 - 14 = 7 = m
m = 7