two trains depart from a city center in opposite directions. train a heads west at 60 miles per hour, train b heads east at 75miles per hour. when will the trains be 500 miles apart

Solve for x. −3/4(x+2)=6 enter your answer in the box

Identify the function that contains the data in the following table: x     -2         0         2         3         5     f(x)     5         3         1         2         4     possible answers: f(x) = |x| + 1 f(x) = |x - 2| f(x) = |x - 2| - 1 f(x) = |x - 2| + 1

If 7x=9y, y/z = 7/5 , then x/z = (a) 2/7 (b) 7/9 (c) 9/5 (d) 9/7 (e) 5/9