Chloe's car used 4 gallons of gas to drive 88 miles. At what rate does her car use gas in gallons per mile? Express your answer
1 answer:
You might be interested in
Answer:
y = 5
Step-by-step explanation:
Expand the logarithm:
_____
You can also take the antilog first:
5y = y²
y(y -5) = 0 . . . . . subtract 5y, factor
y = 0 or 5 . . . . . y=0 is not a viable solution, so y=5.