What is the coefficient in this expression? 5-4.7-2x+5/8

Which equation can be used to measure the density of water in a spherical water tank? let w represent the number of water particles within the region.

Which statement explains how you could use coordinate geometry to prove the opposite sides of a quadrilateral are congruent? a. use the slope formula to prove the slopes of the opposite sides are the same. b. use the slope formula to prove the slopes of the opposite sides are opposite reciprocals. c. use the distance formula to prove the lengths of the opposite sides are the same. d. use the distance formula to prove the midpoints of the opposite sides are the same.

What is the best estimate of the length of a football