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