Matching Pairs Combine Like TermsOnline version Combine each expression with their simplified version. by Kayla Mitchell 1 5 (4x + 2x) 2 5x + 3x 3 9 (8x + x) 4 5 (3x + 6) 5 4 (9x + 5) 6 7 (3x +4) 7 2x + 2x + 2x 8 4x + 4x + 3 9 10 (5x + 4) 10 6 (2x + x) 11 8 (4x + 5) 12 10 (2x + 3) 15x + 30 8x + 3 6x 32x + 40 81x 20x + 30 30x 18x 50x + 40 36x + 20 21x + 28 8x