1-3(x-5)=5x-12/2

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Add the two expressions 3.8b - 7 and 2.9b + 9 enter your answer in simplified form

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

Credit card a offers an introductory apr of 3.4% for the first three months and standard apr of 15.7% thereafter,