Question

-4+[-3+(-5+9-2)] com toda o caculuo pfv

Answer 1

Resposta:

- 4 + [ - 3 + ( - 5 + 9 - 2)]

= - 4 + [ - 3 + ( + 4 - 2 )]

= - 4 + [ - 3 + ( + 2)]

= - 4 + [ - 3 + 2]

= - 4 + [ - 1 ]

= - 4 - 1

= - 5