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