Answer: E
Step-by-step explanation:
By using substitution we can find the answer is correct or not.

as you can see the equation in answer E worked every time
Answer: 528,000
Step-by-step explanation: 492 is less then 500 so...
Answer:
Andre has the correct answer. When simplified his answer is equivalent to the original equation.
The correct answer would be at and t because its cheaper for 50 text