Answer:
12 years younger.
Step-by-step explanation:
Let Jan's age be J and Karyn's age be K.

Jan's age 8 years ago is 2/5 of Karyn's age 4 yeaRs from now.

=> 
=> 4K = 48 X 3
=> K= 36.
=> J= 24.
So Jan is 12 years younger.
Answer:
There is an error in the question.
All angles in an equilateral triange are 60º
You need to add the number of blocks or lines are betweenhem.
Answer:
Search it up
Step-by-step equation:
Just search up the website at the bottom of the paper.