Solve for x. 8(x-1) = -4x + 136 ?

Passengers usually start to board their flights 1 hour before the scheduled take off time. the gate will be closed 15 minutes before the takeoff time. jack’s plane is scheduled to take off at 12: 05 a.m. if he arrives at the gate at 11: 45 p.m., can he board the flight?

Name each raycalculation tip: in ray "ab", a is the endpoint of the ray.

Find the area of the regular hexagon if a side is 20 cm.