You plant a tree that is 42 inches tall. after one year, the tree is 47 inches tall. which expression describes the percent increase of the tree's height?

Choose the point slope form of the equation below that represents the like that passes through the points (-6,4) and (2, 0)

Look at arnold's attempt to solve the equation for b: 3b = 12 b = 3 · 12 b = 36 describe the mistake that arnold made.

Pyotr tchaikovsky sporting goods operates on a 45% overhead based on the selling price, which results in an overhead of $65.34 on the newest version of an air hockey game set. if the air hockey game set costs pyotr tchaikovsky sports $49.32, find the selling price, the markup, and the net profit.