Answer:
7 hrs
Step-by-step explanation:
1hr = 750
? = 5250
5250/750 = 7
g(5) means we substitute every x in the equation with a 5.
g(5) = (5)^2 - 4.
g(5) = 21.
B would be the correct answer
Do you need help with both or is it one question
24+18=42. He spent a total of $42.