Answer:
a = ±10/9
Step-by-step explanation:

Answer:
he worked hard and hus purpose is to teach people how to learn I guess he wants the reader to know how hard time they spended his secondary purpose is to teach the value of time to people.....
A division problem is unsolved, so it is an unknown factor until ithe problem is solved.
Count how many pieces there are and then seer how many is that specific Piece and for percentage make it 100% of this amount then divide the different one out