Suppose the solution set of a certain system of linear equations can be described as x 1 = 5 + 4 x 3, x 2 = -2 - 7 x 3, with x 3 free. Use vectors to describe this set as a line in set of real numbers R3.

Antonio made a scale model of a building. the model's scale is 1 inch to 235 feet and its height is 3.5 inches. what is the exact height of the actual building? enter your answer in the box.

Ten members of balin's soccer team ran warm ups for practice. each member ran the same distance. their combined distance was 5/6 of a mile. to find the distance that each member ran, balin wrote the expression below.

The graph shows how many words per minute two students read. drag to the table the unit rate that matches each graph.