Question

3mn,-5mn,8mn,-8mn
( Add)

Answer 1

Hi there !!

3mn + (-5mn) + 8mn +(-8mn)

3mn - 5mn +8mn-8mn

8mn will cancel.

Hence, answer will be 3mn - 5mn

= - 2mn

Thankyou :)

Answer 2

Answer:

-2mn

Step-by-step explanation:

3mn+(-5mn)+8mn+(-8mn)

=3mn-5mn+8mn-8mn

=11mn-13mn

=-2mn

Thanks

Please mark it as brainliest.