Mathematics, 27.03.2021 01:00, nataliastrong3846

Please Help You have twice as many nickels as pennies. you have $1.10. how many of each coin do you have? Solve each problem using a system of equations

Answers: 3

Show answers

Other questions on the subject: Mathematics

Mathematics, 21.06.2019 15:40, sciencecreation87

Sara needs to take a taxi to get to the movies the taxi charges $4.00 for the first mile and then $2.75 for each mile after that if the total charge is $20.50 then how far was sara’s taxi ride to the movie

Answers: 2

continue

Mathematics, 21.06.2019 17:00, michibabiee

Sole with work in 10 years, the average number of hours of tv watched per week by teenagers dropped from 23.9 to 21.4. find the percent of change.

Answers: 1

continue

Mathematics, 21.06.2019 19:00, ltawiah8393

Which shows one way to determine the factors of 4x3 + x2 – 8x – 2 by grouping?

Answers: 1

continue

Mathematics, 21.06.2019 19:40, marshallmattah

Suppose that 3% of all athletes are using the endurance-enhancing hormone epo (you should be able to simply compute the percentage of all athletes that are not using epo). for our purposes, a “positive” test result is one that indicates presence of epo in an athlete’s bloodstream. the probability of a positive result, given the presence of epo is .99. the probability of a negative result, when epo is not present, is .90. what is the probability that a randomly selected athlete tests positive for epo? 0.0297

Answers: 1

continue

Do you know the correct answer?

Please Help You have twice as many nickels as pennies. you have $1.10. how many of each coin do you...