Question

The cost of a ticket to an amusement park was increased by 4 dollars. The new cost is twenty-eight dollars.

a. Write a one-step equation that could be solved to find the old price. Let p represent the old price.
b. Solve the equation you wrote in Part a. Show all your work.
c. Explain how you know that the solution you found in Part b is the correct answer.

Answer 1

@chamel0305

Answer 2

@andriod09

Answer 3

a.) p+ 4 = 28 b.) subtract 4 from both sides, p = 24. c) We can fill it into the one step equation. 24 + 4 = 28. 28 = 28.