Chapter 8.4, Problem 53E

(a)

To determine

To calculate: The variable expression when Raymond, a vending machine owner knows that the total value for change is $\$4.50$ if number of dimes he must place for change is $5$ times number of quarters.

(b)

To determine

To calculate: Write the equation if when Raymond a Vending Machine owner knows that The total value for change is $\$4.50$ if number of dimes he must place for change is $5$ times number of quarters.

(c)

To determine

To calculate: The values of the variables when Raymond, a vending machine owner knows that the total value for change is $\$4.50$ if number of dimes he must place for change is $5$ times number of quarters.

(d)

To determine

To calculate: Whether the solutions are correct or not.