3x 1 1/2 enter as mixed number

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?

Indicate the formula for the following conditions: p^c(n,r)=

Find the condition that the zeros of the polynomial f(x) = x^3+3px^2+3px+r may be in a.p.