"Any strategy" includes letting a calculator solve it.
We find the tea costs $0.80 and the gum $0.45, so the price of Rocco's purchase will be $4.90.
Answer:
100 students on each bus
Step-by-step explanation:
100*4 is 400 so there might be just 4
49c^2 - 25d^6
(7c)^2 - (5d^3)^2
(7c + 5d^3)(7c - 5d^3)
The answer is: (7c + 5d^3)(7c - 5d^3).
The equivalent fraction for 3/7 is 9/21