I need help with this please and thank you
What is the equation for this line?

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?

Which letters from the table represent like terms? a and b b and c a and d b and d

Find the missing factor. write your answer inexponential form.9^2=9^4×