Could someone please help me with this?

Multiply −2x(6x^4−7x^2+x−5) express the answer in standard form. enter your answer in the box.

Aiden drives to school and back each day. the school is 16 miles from his home. he averages 40 miles per hour on his way to school. if his trip takes 1 hour, at approximately what speed does aiden drive home?

Which table represents a linear function? i'll give brainliest to first answer ^'^