Question

1-{4-[-2+(5-1-9)-1]+2}+3​

Answer 1

1-{4-[-2+(5-1-9)-1]+2}+3

1-{4-[-2+(-5)-1]+2}+3

1-{4-[-8]+2}+3

1-{14}+3

-10

Answer 2

Respuesta:

2

Explicación paso a paso:

1-{4+[2+(-5)-1]+2}+3

1-{4+[-4]+2]+3

1-2+3

-1+3=2