For Questions 28–37, refer to the following: From years of experience, a bagel shop has determined that at a price of p = $ 2.50 , they will sell x = 450 bagels each week. If they lower the price to p = $ 2.00 , they will sell x = 550 bagels each week. The revenue generated by selling these bagels is the product of the price p times the number of bagels sold, x. Write an equation that represents revenue by substituting your result from above into the equation R = x p .
For Questions 28–37, refer to the following: From years of experience, a bagel shop has determined that at a price of p = $ 2.50 , they will sell x = 450 bagels each week. If they lower the price to p = $ 2.00 , they will sell x = 550 bagels each week. The revenue generated by selling these bagels is the product of the price p times the number of bagels sold, x. Write an equation that represents revenue by substituting your result from above into the equation R = x p .
Solution Summary: The author calculates the equation for revenue in the form of R=xp.
For Questions 28–37, refer to the following: From years of experience, a bagel shop has determined that at a price of
p
=
$
2.50
, they will sell
x
=
450
bagels each week. If they lower the price to
p
=
$
2.00
, they will sell
x
=
550
bagels each week.
The revenue generated by selling these bagels is the product of the price p times the number of bagels sold, x. Write an equation that represents revenue by substituting your result from above into the equation
R
=
x
p
.
In the figure below, m₁ || m² and ms
ms.
42°
m₁
A
m3
m4
to
What is the value of x?
'ms
•m₂
○ A. 42
○ B. 48
○ C. 138
○ D. 158
Three streams - Stream A, Stream B, and Stream C - flow into a lake. The flow rates of these streams are
not yet known and thus to be found. The combined water inflow from the streams is 300 m³/h. The rate of
Stream A is three times the combined rates of Stream B and Stream C. The rate of Stream B is 50 m³/h less
than half of the difference between the rates of Stream A and Stream C.
Find the flow rates of the three streams by setting up an equation system Ax = b and solving it for x.
Provide the values of A and b. Assuming that you get to an upper-triangular matrix U using an elimination
matrix E such that U = E A, provide also the components of E.
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