subject
Mathematics, 14.01.2021 16:50 Chanman40025

14. Mayra has a collection of 15 coins, all dimes and quarters, totaling $2.55. The set of equations below represents the situation, where d is the number of dimes and is the number of quarters. How many quarters does Mayra hove?
d+ = 15
11044254 +255

ansver
Answers: 2

Another question on Mathematics

question
Mathematics, 21.06.2019 16:50
Line l passes through points (0,4) and (3,6) what is the slope of a line that is parallel to line l -2/3 -3/2 2/3 3/2
Answers: 1
question
Mathematics, 21.06.2019 17:10
The average number of vehicles waiting in line to enter a parking lot can be modeled by the function f left parenthesis x right x squared over 2 left parenthesis 1 minus x right parenthesis endfraction , where x is a number between 0 and 1 known as the traffic intensity. find the rate of change of the number of vehicles waiting with respect to the traffic intensity for the intensities (a) xequals0.3 and (b) xequals0.6.
Answers: 1
question
Mathematics, 21.06.2019 21:40
Many newspapers carry a certain puzzle in which the reader must unscramble letters to form words. how many ways can the letters of emdangl be arranged? identify the correct unscrambling, then determine the probability of getting that result by randomly selecting one arrangement of the given letters.
Answers: 1
question
Mathematics, 21.06.2019 22:30
Factor the polynomial by its greatest common monomial factor.
Answers: 1
You know the right answer?
14. Mayra has a collection of 15 coins, all dimes and quarters, totaling $2.55. The set of equations...
Questions
question
History, 26.06.2019 19:30