Mathematics, 27.11.2020 19:20 unicornsflyhigh

PLEASE HELP Directions; Write a system of equations for each of the descriptions below, and then solve the systems. Hint: you can graph the equations to find the solutions.
16. Three times one number is equal to two times the larger one and their difference is 1. What are the numbers?
17. Joseph has 30 coins and they are all either dimes or nickels. The total $2.15. How many dimes does he have?
18. A golfer completed 18 holes with a total of 79 strokes. On each hole he met par, which was either four or five each time. How many holes were played in four strokes?
19. There are two numbers. The difference between them equals six, and one of the numbers is three times the other number. There are two pairs of numbers that satisfy these descriptions, What are they?
20. There is a number that is three-fifths the total of the other number. When four is added to one of the numbers their sum will be equal to the other number. There are two pairs of numbers that satisfy these descriptions. What are they?

Answers: 2

Show answers

Another question on Mathematics

Mathematics, 21.06.2019 18:00

Question: a) does the given set of points represent a linear function? how do you know? b) assume that the point (-2,4) lies on the graph of a line. what y-values could complete this set of ordered pairs that lie on the same line: (- (hint: there are several correct answ

Answers: 2

Answer

Mathematics, 21.06.2019 20:30

Hi if you want to play a sports related kahoot go to kahoot.it and type in this code: 659344

Answers: 1

Answer

Mathematics, 21.06.2019 22:30

Marquise has 200 meters of fencing to build a rectangular garden. the garden's area (in square meters) as a function of the garden's width w w (in meters) is modeled by: a ( w ) = − w 2 + 1 0 0 w a(w)=−w 2 +100w what side width will produce the maximum garden area? meters

Answers: 1

Answer

Mathematics, 22.06.2019 00:30

50 points and will mark brainlest if you were constructing a triangular frame, and you had wood in the length of 4inches, 4 inches, and 7 inches, would it make a triangle? would you be able to create a frame from these pieces of wood? yes or no? = explain your mathematical thinking:

Answers: 1

Answer

You know the right answer?

PLEASE HELP Directions; Write a system of equations for each of the descriptions below, and then so...

Questions

Mathematics, 18.06.2020 21:57

If r+s/r =3 and t+r/t =5, what is the value of s/t ?...