Mathematics, 23.03.2021 21:20, Jasten

solve the problem using Cramer's rule. Ana has a piggy bank that contains 21 nickels, dimes, and quarters. When she opens the bank and counts her money, she has $3.35. She counted twice as many quarters as nickels and one more dime than nickels. How many nickels does she have?

Answers: 1

Show answers

Other questions on the subject: Mathematics

Mathematics, 21.06.2019 16:20, jaylanmahone223

Apolynomial function has a root of –6 with multiplicity 1, a root of –2 with multiplicity 3, a root of 0 with multiplicity 2, and a root of 4 with multiplicity 3. if the function has a positive leading coefficient and is of odd degree, which statement about the graph is true?

Answers: 2

continue

Mathematics, 21.06.2019 19:30, Demarco17

Richard save $32 in march he saved $48 in april and $38 in may then richard spent $113 on a keyboard how much money does richard have left

Answers: 1

continue

Mathematics, 22.06.2019 01:50, sierram298

One cell phone plan charges $20 per month plus $0.15 per minute used. a second cell phone plan charges $35 per month plus $0.10 per minute used. write and solve an equation to find the number of minutes you must talk to have the same cost for both calling plans.

Answers: 2

continue

Mathematics, 22.06.2019 05:30, angel13sigala

Connor took out a 4-year loan to buy a car at a 4% simple interest rate. if he has to pay $240 in interest, how much principal did he borrow?

Answers: 2

continue

Do you know the correct answer?

solve the problem using Cramer's rule. Ana has a piggy bank that contains 21 nickels, dimes, and qua...