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8. A baker regularly uses flour to make pastries for the bakery. At the beginning of the
month, the baker has a 25 pound-bag of flour. Each week she uses 5 pounds of flour.
a. Write an expression to represent the change in weight of the bag of flour over 4
weeks.
b. How much flour is left in the bag after 4 weeks? Show your work clearly.
С C
of 25 pounds of flour, how
C. If the baker wants to start the next month with a full
much flour does she need to add to the bag?

Respuesta :

a. y = 25 - 5x

y = 25 - 5(4)

x = number of weeks

y = amount of flour used

b. y = 25 - 5(4)

y = 25 - 20

y = 5

There are 5 pounds of flour left  after 4 weeks

c. She needs to add 20 pounds of flour to the bag.

There are 5lbs left, a full bag is 25, 25 - 5 = 20lbs.

3bo2002

Answer:

a. 25p-5p(4)=f

b. 25p-5p(4)=f

25p-20p=f

5p=f

f=final amount p=pounds

c. 20 pounds or 20p

Step-by-step explanation:

I think this is right