Resolver -1) - 10 - ( - 4 + 7 - 2) + 7 - 4 + 5 - (9 + 4 - 8) =2) 16 + 3 + ( - 2 + 7 - 4) - 4 + 8 - ( - 10 + 11 + 4) - 6 =3) 15 - 8 + 7 - ( - 6 + 7 - 9) - 4 + 6 - ( - 2 + 7 - 4) - 6 =4) - 20 + 8 - ( - ?
Resolver - 1) - 10 - ( - 4 + 7 - 2) + 7 - 4 + 5 - (9 + 4 - 8) = 2) 16 + 3 + ( - 2 + 7 - 4) - 4 + 8 - ( - 10 + 11 + 4) - 6 = 3) 15 - 8 + 7 - ( - 6 + 7 - 9) - 4 + 6 - ( - 2 + 7 - 4) - 6 = 4) - 20 + 8 - ( - 6 + 5 - 4) - 9 + 7 - 8 + ( - 4 + 8 - 10) = 5) - 14 : ( - 7) + 4. ( - 3) + 5. ( - 2) + 5. ( - 5) - 10 : ( - 2) = 6) 100 : 10 - 8. ( - 3) + 120 : ( - 60) + 4. ( - 5) - 10 + 8 = 7) ( - 10 + 20 - 2) + 4. ( - 3) + 5. ( - 2) + 5. ( - 4) =.
