Answer:
16 i think im not sure if i shouldve done it the way i did
Step-by-step explanation:
-15
4b - 3(6 + 2b) = 12
4b - 18 - 6b = 12
4b - 6b = 12 + 18
-2b = 30
b = 30/-2
b = -15
13.9 ft
Answer:A=1.80