Answers:
A: 11(2x-1)
B: 121 cupcakes
Step-by-step explanation:
<u>Part A: </u>
We have the following expression that models the quantity of cupcakes Mrs. Jones baked last week:

Applying distributive property:

Grouping similar terms:

Applying common factor
:
This is the simplified expression
<u>Part B:</u>
Now that we have the simplified expresion, we have to evaluate how many cupcakes did Mrs. Jones bake if
:

Hence, Mrs. Jones baked 121 cupcakes last week
The length would be w+4 since it is 4 inches more than the width, which is w.
Answer:
£17696
Step-by-step explanation:
28*32= 896
896*19.75= 17696
Converting all to improper fractions
31/10s = 31/5
5×31s=31×10
155s = 310
s=310/155= 2
20/9=-4/5m
5×20=-4×9m
100=-36m
m=100/-36 = 72 28/36 = 72 7/9
-14/5=-7/2n
-14×2=5×-7n
-28=-35n
n =-28/-35
n=28/35
The total electric energy bill for the month is 
<u>Solution:
</u>
Given that
Electric energy consumed by family in a month = 1303 kWh
Power Company charges
per kilowatt hour
Need to calculate total electric energy bill for the month.
Price of 1 kilowatt hour = 

Total electric energy bill for the month = Price of Electric energy consumed by family in a month = Price of 1303 kilowatt hour = 