Any help
i did not understand it
can any body help me
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thanks

Solve 3x-18=2y and 5x-6y=14 by elimination or substitution . show all !

Find the magnitude, correct to two decimal places, made by each of the following with positive direction of the x axis a) y= x the answer is 45° but i don’t know how

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?