Seudónimo Seudónimo 04-02-2021 Mathematics contestada Directions: What does each of the following mean? Write out in words and phrases. Example: 7 - 12 means: seven minus twelve 1. 11 + t 2. 7rst 3. t - 17 4. (10)(n) 5. 15 * y 6. 4x 7. a + b 8. 14x + 3y