f(x) =
3
4
x + 12, find the value of x when f(x) = x.

The jewelry store is having a sale. necklaces that were regularly priced at $23.50 are on sale for $18.80. what is the percentage of decrease in the price of necklaces?

Find the coordinates of point x that lies along the directed line segment from y(-8, 8) to t(-15, -13) and partitions the segment in the ratio of 5: 2.

What is the radical expression that is equivalent to the expression 27 1 over 5?