Sketch the curve given by each pair of parametric equations over the given interval.

Graph red beads cost $1 an ounce and gold beads cost $3 an ounce. juanita wants to purchase a 12-ounce mixture of red and gold beads that she can sell for $2 an ounce. the solution of the system shows the number of beads needed for juanita to break even. x + y = 12, x + 3y = 24 how many ounces of red beads will juanita buy to break even? how many ounces of gold beads will she buy?

Adam used 1072.4 gallons of water over the course of 7 days. how much water did adam use, on average, each day?

Mackenzie needs to determine whether the rectangles are proportional. which process could she use? check all that apply.