GRADE 8 MATH, CAN YOU HELP ME WITH THESE PLEASE THANK YOU

ined by the EXERCISE 1.4 the D of MENTAL MATH Factor the following mentally. 1. a + 6/1 48 2. 6 + 56 +4 3. c' -60 -7 4. d' + 14d +13 5. e the-6 6. f-11f -12 7. 8 +12g+11 8. 6 +46+3 9. 1+10/+16 10. 43 -15k -16 1 1. m -34m + 64 12. " - 207+51 13. p + p-6 93+ 29-3 15. 73-65-7 16. 3 +45-12 17. 12 - 20 -24 18. " +1 10 +24 19. 1 -80-9 20. w -4:0-32 21. x +3x -18 22. J' - 4y -12 23. 23-2-12 24. a -1la +18 25. 6* -26-48 26. 26-15c+ 0 27. 6+5d + d- 28. 17 + 16e-e2 29. 36-15 f +f 30. 48+19g+ g Written math Factor the following expressions. 31. 2a -5a-12 32. 26-106-48 33. 202-50+2 34. 2d2 - de-e? 35. 31 +6f-9 36. 38 +78+4 37. 462 -326+60 38. 4j +15 jk -4k 39. 5m + 40m + 75 40. 57 - 10n +5 41. 6p -110+5 42. 693-7gr-24x2 43. 7s' + 16s + 4 44. 812 -15t -2 45. 81 + 271-20 46. 97 + 710-8