Bonjour,

A = 17 - 18÷(-2)

= 17 - (-9)

= 17 + 9

= 26

B = 15(4-(-2) x (-1))

= 15*(4 - 2)

= 15*2

= 30

Verified answer

Réponse:

1. A=17-18/(-2)= 17+9= 26

B= 15[4-(-2)×(-1)]= 15[ 4-2]= 15×2=30