-7x - 4y = -4 find the slope and y intercept of the line

Xto the second power plus 14x plus 48. what are the factors? we are doing factoring trinomials with a=1

What is the solution set of the quadratic inequality x^2-5< or equal to 0

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