Marcia makes jewelry to sell at the artists’ fair. She spends $120 to rent a stall at the fair for the day and each piece of jewelry costs Marcia $15 in materials.
Which equation would compute the number of pieces of jewelry Marcia must sell at
the artists’ fair such that the average cost per piece of jewelry would be $20?

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