Heung-Soo is responsible for checking a shipment of technology equipment that contains laser printers that cost $700 each and color monitors that cost $200 each. He counts 30 boxes on the loading dock. The invoice states that the order totals $15,000.

Which equation is not part of the system of equations that represents the number of each item?
a.
x + y = 30
c.
(200x + 700y)30 = 15,000
b.
700x + 200y = 15,000

Question

Heung-Soo is responsible for checking a shipment of technology equipment that contains laser printers that cost $700 each and color monitors that cost $200 each.  He counts 30 boxes on the loading dock.  The invoice states that the order totals $15,000.

Which equation is not part of the system of equations that represents the number of each item?
a.
x + y = 30
c.
(200x + 700y)30 = 15,000
b.
700x + 200y = 15,000

anonymous · Answer

(200x + 700y)30 = 15,000   This ONE.