Question

1) 15 -(3-2) + ( 7 -4) =
2) 25 - ( 8 - 5 + 3) - ( 12 - 5 - 8) =
3) ( 10 -2 ) - 3 + ( 8 + 7 - 5) =
4) ( 9 - 4 + 2 ) - 1 + ( 9 + 5 - 3) =
5) 18 - [ 2 + ( 7 - 3 - 8 ) - 10 ] =
6) -4 + [ -3 + ( -5 + 9 - 2 )] =
7) -6 - [10 + (-8 -3 ) -1] =​

Answer 1

Resposta:

1)17 2)20 3)15 4)17 5)30 6)-5 7)-4

Answer 2

1) 17

2) 20

3)15

4) 17

essas outras n entendi me perdoe