Ared blinking light blinks every 18 seconds, while a yellow blinking light blinks every 12 seconds. if both lights start at the same time, after how many seconds will they next blink at the same time? a) 6 b) 18 c) 36 d) 54

Find the solution of this system of equation -7x+y=-20 9x-3y=36

The mass of a marine organism, in pounds, p years after it is born is given by the polynomial function r(p) = -4p2 + 300p. find the mass when p = 20 years.

Emmanuel added 888 links per minute to his chain mail. allesia started 202020 minutes after emmanuel and added 131313 links per minute to her chain mail. how long had emmanuel worked when allesia caught up to him, and how many links had he added?