The length of the dollhouse is 156 square inches
Answer:
19x
Step-by-step explanation:
The cost of the racing cars was ...
2(5x) = 10x
The cost of the model motorcycles was ...
3(3x) = 9x
Peggy paid in total ...
10x + 9x = 19x
Step-by-step explanation:
Take the number as x
12x-40=7x+25
collect like terms
12x-7x=25+40
5x=65(divide both sides by 5)
x=13
Therefore number is 13
Answer:
f(-1)=6×(-1)^-4=6/(-1)^4=6/1=6
Answer:
a. 24.5 $
b. 10.5 $
c. 7/10
Step-by-step explanation:
Given the original price of the sweater is: $ 35.
a) If you pay only
of the price, then the actual amount paid is:
= 24.5 $.
b) Total amount Saved = Actual price - Price you paid
Total Amount Saved = 
= 10.5 $.
c) Fraction of the original price saved = Total amount Spent/Actual Price
Total amount Saved = 
= 