Answer:
51 minutes.
Step-by-step explanation:
We have been given that for every 15 minutes of a show, there are two minutes to commercial. At this rate, Leila has seen 45 minutes of a show. We are asked to find the time for which Leila has been watching TV.
We will use proportions to solve our given problem.

Upon substituting our given values, we will get:




Therefore, Leila has been watching TV together for 51 minutes.
Answer:
2/5
Step-by-step explanation:
She completed 8 out of 20 so we divide 8 by 20
8/20 can be simplified if we divide both the numerator and denominator by 4
which equals 2/5
I believe y=x+2 and y=-x+3 are perpendicular lines.
Answer:
D
Step-by-step explanation:
the slope is going 1 up right 1 and the y-intercept is 4