Resolver las siguientes sumas y restas 1. -4 - 4 = 2. $-14-4=$ 3. -2 +7 = 4. 8-4 = 5. -5-9 = 6. -5 +4 = 7. $-4-12=$ 8. -6 +3 = 9. $10-5=$ 10. -2-8 = 11. -7 + 3 = 12. $-10-4=$ 13. 8 + 11 = $14.12-7=$ 15. -3-4 = 16. -5-6= 17. $4-41=$ 18. 4 +9 = 19. 13-6 = $20.-4-10=$ 21. -3-4 = 22. $12-4=$ 23. 2+8 = $24.-4+4=$ 25. -5 -7 26. -2 -7 = 27. $4-12=$ 28. 7+1 = 29. -14 + 4 = 30. -9 -4 = 31. -6 -3 = 32. $10-40=$ 33. 8 +4 = 34. $-4+12=$ 35. $10-6=$ 36. $8-11=$ 37. -5 +9 = 38. 10 + 5 = 39. -10 +4 = 40. -8-1= 41. 4-9% = 42. -2 + 8 = 43. 12 +7 = 44. 4 + 41 = 45. -5-4= 46. 2-8 = 47. -3 + 4 = 48. 13 +6 = 49. 12 +4 = 50. -7-3 = $51.7-1=$ 52. $-4+10=$ 53. $10+6=$ 54. 4 + 12 = 55. -5 + 6 = 56. -5 + 7 = 57. -9 + 4 = 58. -8 + 1 = 59. $10+40=$ 60. -3 + 4 = Realiza los siguientes ejercicior comh

$-10x=20$ $x=-\dfrac {20} {10}=-2$ R. SABER HACER X TU CUENTA Escribe los resultados de las siguientes ecuaciones. 1. $4x+1=2$ $3.5x+6=10x+5$ $5.21-6x=27-8x$ $2.y-5=3y-25$ $4.9y-11=-10+2y$ 6. $11x+5x-1=65x-36$ 7. $8x+9-12x=4x-13-5x$ 9. $16+7x-5+x=11x-3-x$ 8. $5y+6y-81=7y+102+65y$ 10. $3x+101-4x-33=108-16x-100$ 11. $14-12x+39x-18x=256-60x-657x$ 12. $8x-15x-30x-51x=53x+31x-172$ 13. $\dfrac {x-\left(2x+1\right)=8-\left(3x+3\right)} {15x-10=6x-\left(x+2\right)+\left(-}x+3\right)$ 14. $15$ $2.3.\left(5-3x\right)-\left(-4x+6\right)=\left(8x+11\right)-\left(3x-6\right)$ 16. $30x-\left(-x+6\right)+\left(-5x+4\right)=-\left(5+6\right)+\left(-8b+3x\right)$ $15x+\left(-6x+5\right)-2-\left(-x+3\right)=-\left(7x+23\right)-x+\left(3-2x\right)$ 17.

ECUACIONES DE PRIMER GRADO $x$ $x+7=22$ E $6x=42$ $0$ O $5x-5=2x+16$ Bx $x+15=51$ F $8x=88$ $0$ O $5x+10=2x+40$ $⑤$ $x-19=40$ $6$ $\dfrac {x} {3}=9$ K $4x-3=3x+2$ $\right)x$ $x-25=50$ H $\dfrac {x} {8}=7$ $6x-6=5x+5$