kvkjhjkhvjksdhkjhkjg kvkjhjkhvjksdhkjhkjg 18-10-2019 Mathematics contestada 3. Combine terms: 123a + 26b -4b – 16a. (a) 4a + 22b, (b) -28a + 30b, (c) -4a + 22b, (d) 28a + 30b.