A community for students.
Here's the question you clicked on:
 0 viewing
anonymous
 one year ago
Kat has 19 coins, all quarters and dimes, that are worth a total of $4. The system of equations that can be used to find the number of quarters, q, and the number of dimes, d, she has is shown.
q + d=19
0.25q + 0.1d=4
How many quarters does she have?
4
5
14
15
anonymous
 one year ago
Kat has 19 coins, all quarters and dimes, that are worth a total of $4. The system of equations that can be used to find the number of quarters, q, and the number of dimes, d, she has is shown. q + d=19 0.25q + 0.1d=4 How many quarters does she have? 4 5 14 15

This Question is Closed

pooja195
 one year ago
Best ResponseYou've already chosen the best response.1since we are trying to figure out the number of quarters we need to cancel out the $ (d) 0.1(q + d=19) 0.25q + 0.1d=4 Opposites cancel 0.1q 0.1 d=1.9 0.25q + 0.1d=4

pooja195
 one year ago
Best ResponseYou've already chosen the best response.1Can you finish from here?
Ask your own question
Sign UpFind more explanations on OpenStudy
Your question is ready. Sign up for free to start getting answers.
spraguer
(Moderator)
5
→ View Detailed Profile
is replying to Can someone tell me what button the professor is hitting...
23
 Teamwork 19 Teammate
 Problem Solving 19 Hero
 Engagement 19 Mad Hatter
 You have blocked this person.
 ✔ You're a fan Checking fan status...
Thanks for being so helpful in mathematics. If you are getting quality help, make sure you spread the word about OpenStudy.