19. 4n 2 20. 25b 5 21. 4x 8 – – – Look at problems #16, 17, and 21. How else might these expressions be factored? Write the following in factored form. The first one is done for you. 22. 23. = Notice is a factor of both the coefficient and the constant. 2 and so 5 can be written as and factored as 2x + 5 24. 25. 26. 3.1h Homework: Modeling Backwards Distribution Write each in factored form. Use a model to justify your answer on problems #1 - 6. 2x + 4 3x + 12 2x + 10
19. 4n – 2 20. 25b – 5 21. 4x – 8 Look at problems #16, 17, and 21. How else might these expressions be factored? Write the following in factored form. The first one is done for you. Notice is a factor of both the coefficient and the constant. 2 and 5 so can be written as 2x + 5 and factored as 22. 23. = 24. 25. 26. 3.1h Homework: Modeling Backwards Distribution Write each in factored form. Use a model to justify your answer on problems #1 - 6. 2x + 4 3x + 12 2x + 10