Parallel lines are defined as lines that have only one point in common True or false

The parabola opens: y=√x-4 (principal square root) up down right left

Write an expression that has three terms and simplifies to 4x - 7. identify the coefficient(s) and constant(s) in your expression

Two airplanes start at the same place and travel in opposite directions,one at 395 miles per hour and the other at 422 miles per hour. how many hours will it take for the planes to be 2451 miles apart?