Jordan H.
asked 05/06/16Carol has some dimes and quarters. If she has 19 coins worth a total of $3.55, how many of each type of coin does she have?
I really need this answer
More
1 Expert Answer
Maggie O. answered 05/06/16
Tutor
5
(13)
GMAT, GRE, SAT, ACT Math & English
10d + 25q = 355
d + q = 19
Substitute d = 19 - q in the 1st equation
10(19-q) + 25q = 355
190 - 10q + 25q = 355
15q = 165
q = 11
d = 8
Still looking for help? Get the right answer, fast.
Ask a question for free
Get a free answer to a quick problem.
Most questions answered within 4 hours.
OR
Find an Online Tutor Now
Choose an expert and meet online. No packages or subscriptions, pay only for the time you need.
Renee J.
Thanks Explained simple and well!09/18/20