A collection of nickels, dimes, and quarters consist of 15 coins with a total of $2.00. If the number of dimes is equal to the number of nickels, find the number of each type of coins.

Which of the following transformations will make coincide with ? a. counter-clockwise rotation 90º about a, followed by a translation 5 units to the right b. translation 5 units to the right, followed by a reflection across the y-axis c. translation 5 units to the right, followed by a reflection across the x-axis d. translation 1 unit up and 5 units to the right, followed by a reflection across the x-axis