Asked by EddieG

. Rachel has 15 coins with a value of $2.85. If the coins are either dimes or quarters, how many of each coin does she have? Write and solve using a system of equations.

Answers

Answered by Chelle
d = dimes
q = quarters

Equations:
10d + 25q = 285
d + q = 15

Solve by substitution or elimination

Substitution:
10d + 25q = 285
d = 15 - q

Elimination:
10d + 25q = 285
-10(d + q) = -10(15)
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