Answer:
5y + 20
Step-by-step explanation:
5 (y+ 4) =
5(y) + 5(4) =
5y + 20
<em>Hope that helps!</em>
<em>-Sabrina</em>
Answer:
plzzzzz
Step-by-step explanation:
lolzzzz
Answer:

Step-by-step explanation:
To answer this problem, we must bear in mind that the express train travels 3 times faster than the freight train.
If we call F the distance that the freight train travels and we call E at the distance that the express train travels, we must have the distance between them after 15 minutes it must be 30 miles.
So

We also know that:
Since the express train travels 3 times faster than the freight train.
So, like both equations, we have to:

Then
miles in the opposite direction.
This is the distance you traveled in 15 minutes.
Therefore, the speed of the express train (
) is the distance traveled between the time it did

Q1.) A. 12
Q2.) A.

Q3.) C. A probability near 1 indicates a likely event
Q4.) D. 5
Answer:
Ans. = 18
Step-by-step explanation:
= -1 (-1)(-3)(-6)
= 1×18
=18