The perimeter of a trapezoid is 56a -17. Three sides have the following lengths: 11a, 8a + 8, and 25a + 6. What is the length of the missing side?

Let r = 3. what is the value of r + 58?

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?

Rewrite the following quadratic functions in intercept or factored form. show your work. y = 4x^2 - 19x- 5