Please help what is 3x + 2 = 11

Acar traveling at 65 mph leaves 25 foot skid mark what is the ratio of the speed to length of skid mark (feet) in the simplest form

Aconstruction worker has rope 9 m long he needs to cut it in pieces that are each 3 /5 m long how many such pieces can he cut without having any rope leftover?

The legs of a right triangle measure 6 meters and 8 meters. what is the length of the hypotonuse.