What is the answer to the question? Need help asap

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?

Simply 8x squared + 5(7x squared- x) - 2x =

What is the similarity ratio of a cube with volume 729m^3 to a cube with volume 3375 m^3