Mathematics, 12.12.2020 16:50 quiyansimmons15
PLEASE HELP
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.
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: 1
Mathematics, 22.06.2019 02:00
Tom travels between the two mile markers shown and then finds his average speed in miles per hour. select the three equations that represent this situation.
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Angle m aoc=108° m aob=3x+4° m boc=8x-28° find m aob
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Mathematics, 22.06.2019 06:30
Michele wanted to measure the height of her school’s flagpole. she placed a mirror on the ground 48 feet from a flagpole, then walked backwards until she was able to see the top of the pole in the mirror. her eyes were 5 feet above the ground and she was 12 feet from the mirror. using similar triangles, find the height of the flagpole to the nearest hundredth of a foot.
Answers: 1
Mathematics, 22.06.2019 06:50
If the coefficient of determination for a data set containing 24 points is 0.5,12 of the data points must lie on the regression line for the data set. true or false?
Answers: 3
PLEASE HELP
Write a system of equations for each of the descriptions below, and then solve the syst...
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