Question

{10-[5+(8-3)]-2+(7-9)} + (+5)=
Preciso dá resposta

Answer 1

 {10-[5+(8-3)]-2+(7-9)} + (+5)=
={10-[5+(5)]-2+(-2)} + (+5)
={10-[5+5]-2-2} +5
={10-[10]-4} +5
={10-10-4} +5
={-4} +5
=-4+5
=1

Answer 2

={ 10 - [ 5 + (8 - 3)] - 2 + (7 - 9)} + (+5) = {10 - [5+5] - 2 - 2} + 5 = { 10-10- 4} + 5 = -4 +5 = 1