Solve this equation: 80 = 3y + 2y + 4 + 1

True or false? many triangular shapes can be circumscribed about a given circle

Pam buys a sleeve of ball bearings for her skateboard. each of the bearings is 1 1/5 inches wide. the sleeve is 9 3/5 inches long. how many ball bearings are in the sleeve? show your work.

Explain how you can use the associative property to evaluate (7x50)x4.