Answer:
your speed is 135 mph
Step-by-step explanation:
Answer:

Step-by-step explanation:
We are given (xy)^(-3).
This leads to 1/(xy)^3.
You see, going from the top to the bottom alters the sign of the exponent to its opposite.
ANSWER: 1/(x^3•y^3)
Did you follow?
$12/25 pounds
12/25= $0.48
$0.48/pound is your answer
The answer is (1,4) and (-1,-4)