Mathematics

Mathematics, 15.11.2019 02:31, ammullims822

You purchase some school supplies. you buy 10 items that cost $4.00 in all. erasers cost 25 cents each, and pencils cost 50 cents each.

a. determine what x and y represent in the following system of equations representing your solution.
1/4x + 1/2y = 4
x+y=10

b. how many pencils did you purchase?

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