Can you guys please help me?! it’s due tomorrow and i don’t know the answers :(

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?

If a line is defined by the equation y = 5x + 2, what is the slope?

The collection of beautiful oil paintings currently on display at an art gallery well defined; set not well defined; not a set