Ask Question
11 November, 16:15

Toby has 15 coins totaling $2.85. He has only quarters and dimes. How many of each type coin does he have?

+3
Answers (1)
  1. 11 November, 18:22
    0
    A) D + Q = 15

    B).10 D +.25Q = 2.85

    Multiplying equation A by -.10

    A) -.10 D -.10 Q = - 1.5 Then adding this to B)

    B).10 D +.25Q = 2.85

    .15Q = 1.35

    9 Quarters

    and if there are 15 coins there are 6 dimes
Know the Answer?
Not Sure About the Answer?
Find an answer to your question ✅ “Toby has 15 coins totaling $2.85. He has only quarters and dimes. How many of each type coin does he have? ...” in 📘 Mathematics if you're in doubt about the correctness of the answers or there's no answer, then try to use the smart search and find answers to the similar questions.
Search for Other Answers