Answer:
The common factors for 50,25,100 50 , 25 , 100 are −25,−5,−1,1,5,25 - 25 , - 5 , - 1 , 1 , 5 , 25
Answer:
a. 
b. 
Step-by-step explanation:
Solving (a):


Required
Determine her savings.



Solving (a):


Required
Determine the price before tax
First, we need to determine her savings



The price before tax is calculated as follows:


Answer:
-63
Step-by-step explanation:
5×9 = 45
45/-5 = -9
-9×7 = -63