Every at 20 minutes. Both
some
One train leaves a station every
24 minutes. Another
train leaves the same
station every 20 minutes. Both trains left the station at 7:30. When is the next time
they will leave at the time?
same
You need to solve a system of equations. you decide to use the elimination method. which of these is not allowed? 3x - 2y = 7 3x + 4y = 17 equation 1 equation 2