Answer:
44
Step-by-step explanation:
First time = 7:12
second time = 7:40
40 - 12 = 28
28 minutes have past
Answer:
b
Step-by-step explanation:
is the situation could the expression model.
For this case we must factor the following expression:

We rewrite the middle term as a sum of two terms whose product is

And whose sum is

These numbers are:
-5 and -3
So:

We factor the maximum common denominator of each group:
We take common factor

Answer:

,,,,,....,,,,,:;,,,,,:(
pshichka [43]
start at -2 go over 2 and up 5
(-2, 5)