L 4.4.2 Test (CST): Systems of Equations and Inequalities
Question 23 of 25
Which of these s...
Mathematics, 13.12.2021 19:20 alyxkellar06
L 4.4.2 Test (CST): Systems of Equations and Inequalities
Question 23 of 25
Which of these shows the result of using the first equation to substitute for y
in the second equation, then combining like terms?
y= 2x
2x + 3y = 16
A. 4x= 16
O B. 8x = 16
C. 5x = 16
O D. 5y= 16
Answers: 1
Mathematics, 21.06.2019 17:00, makk60
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 19:00, amanda2517
To solve the system of equations below, pedro isolated the variable y in the first equation and then substituted it into the second equation. what was the resulting equation? { 5y=10x {x^2+y^2=36
Answers: 1
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