👤

Sagot :

Réponse:

A= 3+4(-5+7)

=3+4(+2)

=7(+2)

=+14

B=-6-5(8÷2-3)

=-6-5(4-3)

=-6-5(1)

= -11 (1)

=-11

C=(-5)×(-4) -(10-14)×3

=(-5)×(-4)-(-4)×3

=+20-(-12)

=+20+12

=+32

Other Questions

© 2024 IDNLearn. All rights reserved.