Are the two expressions below equivalent to each other? Justify your answer using words, numbers, and/or symbols.

Question

I need a Refresher on how to do this

1. -2(4a – 5) - 6a          -14a – 10

Answer 1

-2(4a-5)-6a = -8a+10-6a = -14a+10 which doesn't equal -14a -10

change the sign of the 10 and they would be equivalent