Find the zero of the linear function f(x)=-2x+5

Find the sum of the measure of the interior angles of a polygon of 9 sides ; of 32 sides

Acircle has a circumference of 28.36 units what is the diameter of the circle

Zoey made 5 1/2 cups of trail mix for a camping trip. she wants to divide the trail mix into 3/4 cup servings. a. ten people are going on the trip. can zoey make enough 3/4 cup servings so that each person gets one serving? b. what size would the servings need to be for everyone to have a serving?