Answer:
10
Step-by-step explanation:
Answer:
(y-5)(y+7)
Step-by-step explanation:
Answer:
7 1/6
Step-by-step explanation:
Answer:
Given :
→x-y=12
→xy= 3²
=9
Equation formed:

Step by step explanation:

hope it helped you:)
Answer:12 Protein bar and 3 magazines
Step-by-step explanation:
Given
Tom purchases Protein bars 3 times as much as magazine
Each bar cost 
Each magazine costs 
Sales tax is 6.5 %
suppose Tom buy x magazines so
Price of magazine is 
Price of bars is 
Total Price
After sales tax 
This must be less than 
so 

thus 
so he but 4 magazines and 12 protein bars