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 17:20, tinyiaihfurlow
Match the equivalent expressions. x - 3y + 12 12 - 3y - 2x + x + 2x 3x + 2y - 2x + y + 12 3y + 12 3x + y - 12 4y + 3y + 3x - 6y - 10 - 2 x + 3y + 2x - 3x + 7 + 5 x + 3y + 12 5 + 2y + 7x - 4x + 3y - 17
Answers: 1
Mathematics, 21.06.2019 19:30, iicekingmann
Is the power produced directly proportional to the wind speed, give reasons for your answer?
Answers: 1
Mathematics, 21.06.2019 20:40, afletcher2000
If the endpoints of the diameter of a circle are (8, 6) and (2,0), what is the standard form equation of the circle? a) (x + 5)2 + (y + 3)2 = 18 (x + 5)2 + (y + 3)2 = 3.72 (x - 5)2 + (y - 3)2 = 18 d) (x - 5)2 + (y - 3)2 = 32
Answers: 1
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