Two companies provide home Internet services. - The first company charges a one-time
fee of $55 for the equipment, plus $30
per month for the service.
- The second company charges a
one-time fee of $25 for the equipment,
plus $45 per month for the service.

At how many months will the services of the
two companies cost the same?

Which statement explains how you could use coordinate geometry to prove the opposite sides of a quadrilateral are congruent? a. use the slope formula to prove the slopes of the opposite sides are the same. b. use the slope formula to prove the slopes of the opposite sides are opposite reciprocals. c. use the distance formula to prove the lengths of the opposite sides are the same. d. use the distance formula to prove the midpoints of the opposite sides are the same.