Questions Answered

kbbbb:
3.Ellen works for a highspeed rail company that wants to develop a new rail line. Ellen’s project is to find a train that is the second fas…
 updated 5 months ago
 2 replies
 No Medals Yet

kbbbb:
Can someone help me pleaseeee?
 updated 6 months ago
 1 reply
 No Medals Yet

kbbbb:
A trailer is rented at $30 per day plus a charge per mile of use. The trailer traveled 25 miles in one day and the total charge was $130. Wh…
 updated 6 months ago
 16 replies
 1 Medal

kbbbb:
Kylie borrowed a book from a library. The library charged a fixed rental for the book and a late fee for every day the book was overdue. The…
 updated 6 months ago
 8 replies
 1 Medal

kbbbb:
Help!
Simplify the following expression.
2x  6y + 3x2 + 7y  14x.
…
 updated 6 months ago
 7 replies
 2 Medals

char_phan_zhang:
3 <= 3x/4 <5
 updated 6 months ago
 3 replies
 No Medals Yet

megen505:
Assume f(x) = 2x + 8 and g(x) = 3x. What is the value of (g o f)(3)?
6
…
 updated 6 months ago
 17 replies
 2 Medals

kbbbb:
HELP PLEASE!
Sharon wants to make a graph to show the relationship between the number of tickets sold and the price of tickets sold. She p…
 updated 6 months ago
 7 replies
 No Medals Yet

kbbbb:
Help!
Which of the following is the most appropriate unit to describe the rate at which water flows over Niagara Falls?
Day per billion ga…
 updated 6 months ago
 3 replies
 1 Medal

kbbbb:
Please help me!
Charles wants to determine which car is the fastest. The actual speed of four cars is shown below.
…
 updated 6 months ago
 8 replies
 1 Medal

kbbbb:
PLEASE HELP!!
…
 updated 6 months ago
 12 replies
 2 Medals

kbbbb:
Please help!!
A car repair shop charged $80 per hour for labor and $210 for the parts of a car. If the total cost of repair for the car w…
 updated 6 months ago
 5 replies
 1 Medal

kbbbb:
Jake cut out 3 small circles and 5 big circles from a piece of cardboard. The radius of each small circle was x inches and the radius of eac…
 updated 6 months ago
 5 replies
 1 Medal

kbbbb:
Evaluate: 6  (1)
7
…
 updated 6 months ago
 8 replies
 2 Medals

kbbbb:
Evaluate: 32 + (7  2) • 4 
24
…
 updated 6 months ago
 8 replies
 No Medals Yet

kbbbb:
Solve 3c + 4 = 20.
…
 updated 6 months ago
 18 replies
 1 Medal

kbbbb:
Name the algebraic property demonstrated in the example below:
2 + x + y = x + 2 + y
…
 updated 6 months ago
 1 reply
 No Medals Yet

kbbbb:
Solve for x: 1 over 4 (2x − 14) = 4
15
…
 updated 6 months ago
 5 replies
 1 Medal

kbbbb:
Solve 4y  y + 11 = 38.
9
…
 updated 6 months ago
 15 replies
 2 Medals

kbbbb:
Can someone help, I don't get this..
Name the algebraic property demonstrated in the example below:
x • y • z = y • x • z
…
 updated 6 months ago
 2 replies
 1 Medal

kbbbb:
Solve for x: = 7
x = 3
…
 updated 6 months ago
 9 replies
 1 Medal

kbbbb:
Solve + 5 = 15.
80
…
 updated 6 months ago
 12 replies
 2 Medals

kbbbb:
Can someone help me?
Simplify the following expression:
…
 updated 6 months ago
 1 reply
 No Medals Yet

kbbbb:
Has anyone read the short story "The Cold Equations"?????
 updated 6 months ago
 39 replies
 No Medals Yet

kbbbb:
Can someone help me through this?
A bulldozer is rented at $800 per day plus a charge per hour of use. The bulldozer was used for 5 hours…
 updated 6 months ago
 2 replies
 1 Medal

kbbbb:
Can someone help me work through this problem?
Jessica is baking a cake. The recipe says that she has to mix 96 grams of sugar to the flo…
 updated 6 months ago
 13 replies
 2 Medals

kbbbb:
A barrel had 20 liters of water. Water leaked out from the barrel at a constant rate. After 24 hours, 14 liters of water was left in the tan…
 updated 6 months ago
 12 replies
 2 Medals

kbbbb:
Ruth borrowed a book from a library. The library charged a fixed rental for the book and a late fee for every day the book was overdue. The …
 updated 6 months ago
 3 replies
 3 Medals

kbbbb:
Jake cut out 3 small circles and 5 big circles from a piece of cardboard. The radius of each small circle was x inches and the radius of eac…
 updated 6 months ago
 2 replies
 1 Medal

kbbbb:
x • x • x • x = ?
4x
…
 updated 6 months ago
 2 replies
 1 Medal
 > Older questions