Answer:

Then the answer is C
Step-by-step explanation:
1) Set a linear equation

2) Cross multiply

3) Multiple the right side

4) Divide both side by 2

5) Solving the linear equation

The answer is (C)
Answer:
It takes around 5s for each plane to travel their respective distances.
Step-by-step explanation:
Answer:
I'd need to see more, but because they are the same number just positive and negative they'd be on opposite ends of zero
Answer:
84
Step-by-step explanation:
7 Sizes * 3 Lengths * 4 Colors = 84