Drag the tiles to the boxes to form correct pairs. match each pair of polynomials to their sum. tiles: 12x^2 + 3x + 6 and -7x^2 – 4x – 2 -2x – 2 2x^2 – x and -x – 2x^2 – 2 2x^2 x^3 + x^2 + 2 and x^2 – 2 – x^3 2x^2 + 9x – 2 x^2 + x and x^2 + 8x – 2 5x^2 – x + 4