RumaJuku RumaJuku 06-01-2021 Mathematics contestada HELP PLS IVE ASKED THIS LIKE 3 TIMES ALREADY!!!! Simplify: 1. ½(2r + 4) - ¼(16 - 8r) 2. (8x - 3) - (2x + 6) 3. (2 - 7y) - 3(y - 9) 4. 2(3x - 4) - (2x - 5)