Find the sum or difference of the given binomials in Column A and it with it corresponding answer in Column B. Write the letter before each number. Column A 1. (5a7b) - (2a - 5b) Column B A. 2a+11b 2. (5a7b) + (2a - 5b) B. a-12b 3. (-9a+3b) - (-11a-8b) C. 7a-4b 4. (-9a+3b) + (-11a-8b) D. 7a12b 5. (-3a8b) - (4a-4b) E. -3a6b 6. (-3a8b) + (4a-4b) F. 3a2b 7. (a 5b)(6a - 2b) + (2a - 3b) 8. (a + 5b) + (-6a+2b) - (-2a - 3b) 9. (a 5b)+(-6a-2b) - (-2a - 3b) 10. (a5b) + (6a - 2b) - (2a - 3b) G. 3a + 6b H. -20a 5b I. -3a + 4b J. 5a-4b K. -3a-4b