24242424242424242424 24242424242424242424 20-02-2017 Mathematics contestada 4. Simplify the following expression: 3(5 – 12) + 4 ÷ 2 (1 point) –19 19 –23 –8.5 5. Simplify the following expression: -16-8/2 + 25 ÷ 5 + 1 (1 point) –18 6 10 –6