When a system of linear equations is graphed, how is the graph of each equation related to the solutions of that equation? All solutions of a linear equation are represented by
(select)
; each point on the line corresponds to an ordered pair that makes the equation true.

Zed is making a centerpiece for his dining room table by putting sand in a cube-shaped vase. the vase is 0.25 meters in length, width, and height. he bought 25 kg of sand. assume the density of dry sand is 1,602 kgm3. what is the volume of the sand that zed purchased? the volume of the sand is approximately m3. enter your answer as the number that correctly fills in the blank in the previous sentence. if necessary, round your answer to six decimal places, like so: 42.536475