The sum of 2 numbers is equal to 63 and their difference is equal to 12. Find the numbers

Michael is training for a marathon. in his first week he plans to run 8miles. what path should he take

1. evaluate 8x(2)y9(-2) for x=-1 and y=2 2. simplify the equation. -() 3. simplify the expression. [tex]\frac{5}{x(-2) y9(5)}[/tex]

Question 14 (1 point) larry deposits $15 a week into a savings account. his balance in his savings account grows by a constant percent rate.