The point D(-3, 1) is reflected over the x-axis. What are the coordinates of the resulting point, D′?

I’m really confused and need your assist me with this question i’ve never been taught

Factor the polynomial expression x6 – x3 – 20

Johnny rode his bike to a friends house 4 blocks down the street in his neighborhood. he immediately rode back home once he realized his friend was unable to play. what was his displacement for the total bike ride trip? what could you use as a reference point ? show the steps to solve this problem.