Answer:
69 is your answer
Step-by-step explanation:
Have a wonderful day and good luck on you're test!
I assume you're looking for the number:
0.5n + 9 = 21
- 9
0.5n = 12
÷ 0.5
n = 24
So the beginning number is 24, hope this helps!
B is true.
I think E is also true.
Answer:
Part A:
Length A=5
Length B=4
Part B:
The volume of the trough is 88
Step-by-step explanation: