Question

2. Resolva a expressão numérica: 2.(-3)
+ 4 - 5 + 6. (+ 9): - 6 + 12:
O a)-1
O b)-2
O c)-3
O d)-4​

Answer 1

Resposta:

D

Explicação passo-a-passo:

=−6+4−5+54:(−6)+12==-6+4-5+54:(-6)+12=

=−6+4−5+54:(−6)+12==-6+4-5+54:(-6)+12==−2−5+(−9)+12==-2-5+(-9)+12=

=−6+4−5+54:(−6)+12==-6+4-5+54:(-6)+12==−2−5+(−9)+12==-2-5+(-9)+12==−7+(−9)+12==-7+(-9)+12=

=−6+4−5+54:(−6)+12==-6+4-5+54:(-6)+12==−2−5+(−9)+12==-2-5+(-9)+12==−7+(−9)+12==-7+(-9)+12==−16+12==-16+12=

=−4