Convert in to percent 1 whole 3 by 5
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Solve this system of equations. 12x − 18y = 27 4x − 6y = 10

Expresa commuter train leaves downtown sation and travels at a average speed of 55 miles per hour towards the north side sation, which is 50miles away. thirty minutes later, express commuter train #7 leaves north side and travels at a average speed of 35miles per hour towards downtown sation. at the moment the two trains pass each other, how far(in miles) is train #12 from the downtown sation and how long(in minutes) has the #12 train been traveling

What are the coordinates of the point that is 1/3 of the way from a to b? a (2,-3) b (2,6)