What is the midpoint of RS with endpoints R(5,-10) and S(3,6)?

Use the elimination method to solve the system of equations -x+5y=-4 and 4x+3y=16

What is the circumference of the pie

Without multiplying, tell which product is larger and why. 5 × 1/3 or 5 × 2/3 a)5 × 1/3 because 1/3 is less than 2/3 b) 5 × 1/3 because 1/3 is greater than 2/3 c) 5 × 2/3 because 1/3 is less than 23 d) 5 × 23 because 1/3 is greater than 2/3