Berjielyngalvego Berjielyngalvego Math Answered V. Simplify by combining like terms.54. 4x + 4-(5x-6)55. -(x - 5)- 5 - x56. -(a - b) -2(b-a)57. 3a + 5b - 5a + 6b58. 4x + 5y - 8+ 9x -lly+1359. 2+2 + [3rt - (-5142 - 8rt?)]