system a {2x + y = 2 and 3x – 2y = 3
Mathematics, 15.01.2020 03:31 ashl3yisbored
Which two systems of equations have the same solutions?
system a {2x + y = 2 and 3x – 2y = 3
system b {2x – 2y = 2 and 4x – 3y = 4
system c {3x + 2y = 3 and 5x – 3y = 5
Answers: 1
Mathematics, 21.06.2019 16:10
Abox contains 1 plain pencil and 4 pens. a second box contains 5 color pencils and 5 crayons. one item from each box is chosen at random. what is the probability that a plain pencil from the first box and a color pencil from the second box are selected? write your answer as a fraction in simplest form.
Answers: 1
Mathematics, 21.06.2019 17:00
An airplane consumes fuel at a constant rate while flying through clear skies, and it consumes fuel at a rate of 64 gallons per minute while flying through rain clouds. let c represent the number of minutes the plane can fly through clear skies and r represent the number of minutes the plane can fly through rain clouds without consuming all of its fuel. 56c+64r < 900056c+64r< 9000 according to the inequality, at what rate does the airplane consume fuel while flying through clear skies, and how much fuel does it have before takeoff? the airplane consumes fuel at a rate of gallons per minute while flying through clear skies, and it has gallons of fuel before takeoff. does the airplane have enough fuel to fly for 60 minutes through clear skies and 90 minutes through rain clouds?
Answers: 3
Mathematics, 21.06.2019 19:30
Acollection of coins has value of 64 cents. there are two more nickels than dimes and three times as many pennies as dimes in this collection. how many of each kind of coin are in the collection?
Answers: 1
Mathematics, 21.06.2019 21:00
If a is a nonzero real number then the reciprocal of a is
Answers: 2
Which two systems of equations have the same solutions?
system a {2x + y = 2 and 3x – 2y = 3
system a {2x + y = 2 and 3x – 2y = 3
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