Mathematics, 16.12.2020 15:10 dogeking12
8. Question Category: Writing and Solving Systems Using Substitution
Select the correct answer.
What Is the solution to this system of equations?
x=12-y
2x + 3y= 29
x= 8,y=4
x=6,y =6
x=7, y -=5
x= 9,y= 3
Answers: 2
Mathematics, 21.06.2019 13:10
Write a numerical expression that satisfies all of the following conditions. 1.)the only number used in the expression is 5 2.)at least one exponent other than 1 is used 3.)when the expression is evaluated, the answer is greater than 40 and less than 50
Answers: 3
Mathematics, 21.06.2019 16:00
An episode of a television show is 60 minutes long when it originally airs with commercials. on a dvd without commercials, the episode is only 417 minutes long. how many1-minute commercials did the episode include when it originally aired? write and solve an equation to justify your answer.
Answers: 2
Mathematics, 21.06.2019 18:00
The swimming pool is open when the high temperature is higher than 20โc. lainey tried to swim on monday and thursday (which was 3 days later). the pool was open on monday, but it was closed on thursday. the high temperature was 30โc on monday, but decreased at a constant rate in the next 3 days. write an inequality to determine the rate of temperature decrease in degrees celsius per day, d, from monday to thursday.
Answers: 1
8. Question Category: Writing and Solving Systems Using Substitution
Select the correct answer.
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