The cost of a ticket to an amusement park was increased by $4. The new cost is $28.

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.

Question

The cost of a ticket to an amusement park was increased by $4. The new cost is $28.

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.

anonymous · Answer

@wmckinely

johnweldon1993 · Answer

well we can let the old price...be represented as 'x'
that price was increased by 4  to 28 dollars

So we have

x + 4 = 28

how can we solve for 'x'?