Mathematics, 04.09.2020 22:01 reinasuarez964
PLZ HELP FAST WITH THESE TWO QUESTIONS
A problem states: "There are 9 more children than parents in a room. There are 25 people in the room in all. How many children are there in the room?"
Let c represent the number of children.
Which expression represents the number of parents?
c⋅9
c + 9
c−9
9−c
A problem states: "There are 9 more pencils than pens in a container. There are 25 writing utensils in the container in all. How many pens are there in the container?"
Let p represent the number of pens.
Which equation represents the situation?
p + 9 = 25
2p−9=25
2p + 9 = 25
2(p+9)=25
Answers: 3
Mathematics, 21.06.2019 13:20
Use the elimination method to find the solution to the system of equations. 2x - 3y = -9 -x + 3y = 6
Answers: 1
Mathematics, 21.06.2019 18:00
10 ! a train starts from grand city and travels toward belleville 388 miles away. at the same time, a train starts from belleville and runs at the rate of 47 miles per hour toward grand city. they pass each other 4 hours later. find the rate of the train from grand city.
Answers: 1
Mathematics, 21.06.2019 18:00
Which represents the solution set of the inequality 5x-9 < 21? a. x < 12/5 b. x > 12/5 c. x > 6 d. x < 6
Answers: 2
Mathematics, 21.06.2019 19:30
Which statements are true? check all that apply. the line x = 0 is perpendicular to the line y = –3. all lines that are parallel to the y-axis are vertical lines. all lines that are perpendicular to the x-axis have a slope of 0. the equation of the line parallel to the x-axis that passes through the point (2, –6) is x = 2. the equation of the line perpendicular to the y-axis that passes through the point (–5, 1) is y = 1.
Answers: 1
PLZ HELP FAST WITH THESE TWO QUESTIONS
A problem states: "There are 9 more children than parents in...
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