Find the first four terms of the sequence given by the following.
an = 67+7(n-1), n=1, 2, 3...

If f(x) = 3-2x and g(x) =1/x+5 to what is the value (f/g)(8)

Solve the following inequalities and show the solution on a number line. 2x+3< 3(4x+5)

Atrain leaves little? rock, arkansas, and travels north at 90 kilometers per hour. another train leaves at the same time and travels south at 80 kilometers per hour. how long will it take before they are 680 kilometers? apart?