Question

34. 2+{5+(-4)+2[-7+8]+(-1)+9}=
35. 18+3{-4+[-15+20+(-3)]+(-9)}=
36. –(-8+5)+{-4+[-7+(-9-5)+3]}=
37. -9+{-7-2[-(4+1)+(5-9)]}-3=
38. -1-3{6-[4+2(-7+8)-5]-2}=
39. –(-2)-{-(-7)+[-3+(-5-2)+6]}=
40. –(-6-2)-2{-4(-5)+5[-3+(-2)]}=
41. 4-4{-3+[5-3(3+5)]-4}+2(-9)=
42. 6-2{-4+3[3-3(-8-5)+14]-7}=




ayuda porfavor:(

Answer 1

Respuesta:

34= 13

35= -15

36= -1

37= -1

38= -10

39= -1

40= 18

41= 90

42= -308

Explicación paso a paso: