Post a New Question

Math

posted by on .

a piggy bank contains $8.80 in quarters, dimes and nickles. there are two more than five times as many nickles as quarters, and four less than twice as many dimes as quarters. how may of each coin are there

  • Math - ,

    880 = 25 q + 10 d + 5 n

    n = (2 + 5 q)

    d = (2 q - 4)

    so
    880 = 25 q + 10 (2 q - 4) + 5 (2 + 5 q)

    solve for q and go back for n and d

Answer This Question

First Name:
School Subject:
Answer:

Related Questions

More Related Questions

Post a New Question