Question

( 2) + (+ 1) – (+ 7) + (– 4) =

( 5) - (+ 6) – (+ 2) + (+ 3) = quanto da ?

Answer 1

Resposta:

-8 e 0

Explicação passo a passo:

( 2) + (+ 1) – (+ 7) + (– 4) =

2 + 1 - 7 - 4 = -8

( 5) - (+ 6) – (+ 2) + (+ 3) =

5 - 6 - 2 + 3 = 0

Answer 2

$(2)+(+1)-(+7)+(-4)=$

$3-7-4=$

$-4-4=$

$\boxed{\green{-8}}$

$(5)-(+6)-(+2)+(+3)=$

$-1-2+3=$

$-3+3=$

$\boxed{\green{0}}$