Question

Verify the following: a) (-21)×(-4)+(-6)=(-21)×(-4)+(-21)×(-6)​

Answer 1

Explanation:

(-21)×{(-4)+(-6)}

=(-21)×(-10)

=+210

(-21)×(-4)+(-21)×(-6)

=(+84)+(+126)

=+210,so

(-21)×{(-4)+(-6)}=(-21)×(-4)+(-21)×(-6)