A red string of holiday lights blinks once you every 3 seconds, while a string of blue lights blink once every 4 seconds. How many times will both sets go lights blink at the same time in 1 minute (60 seconds)?

Which of the following is correct interpretation of the expression -4+13

Written as a simplified polynomial in standard form, what is the result when (2x+8)^2(2x+8) 2 is subtracted from 8x^2-38x 2 −3?

Apassenger train and a freight train leave san jose at 3pm, traveling in the same direction. the passenger train is going three times as fast as the freight train. at 6pm they are 240 miles apart. how fast is each travelling? explain your answer and show your