Question

3-{2+(11-15)-[5+(-3+1)]+8} = ?

Answer 1

Resposta:

3-{2+(-4)-[5+(-2)]+8}

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

3-{2-4-3+8}

3-{10-7}

3-{3}

3 -3

0

Answer 2

Resposta:

-5

Explicação passo-a-passo:

3-{2+(11-15)-[5+(-3+1)]+8}=

3-{2+(-4)-[5+(-2)]+8}=

3-{2-4-[5-2]+8}=

3-{-2-[3]+8}=

3-{-2-3+8}=

3-{-5+8}= 3-{+8}= 3-8= -5

Espero ter ajudado!