Answer:
should be (4a-5)x(4a+5)
Step-by-step explanation:
4.5
6*-1=-6
-6/-4=1.5
1.5+3=4.5
Answer:
f(-2) = 3
Step-by-step explanation:
Look at the graph when x = -2, f(-2) = 3
Answer:
18 minutes 34.8 seconds
Step-by-step explanation:
We assume the minutes of commercials are proportional to the minutes of television, so we have ...
(6 minutes of commercials)/(6 + 25 minutes of television) = x/(96 minutes of television)
Multiplying by 96, we get ...
x = 96·6/31 = 576/31 = 18 18/31 . . . . minutes of commercials
That's about 18 minutes, 34.8 seconds of commercials in 1 hour 36 minutes of television.
Answer:
Step-by-step explanation:
The two have a total of 5+2 = 7 "ratio units" so have a total of 140 cars.
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