It costs $3.15 for a pack of 15 pencils. find the unit price in dollars per pencil. if necessary, round your answer to the nearest cent.

Find the zeros of the function. write the smaller solution first, and the larger solution second f(x)= (x+6)^2-49

Choose the equation below that represents the line that passes through the point (2, 4) and has a slope of 3. a) y − 4 = 3(x − 2) b) y − 2 = 3(x − 4) c) y + 4 = 3(x + 2) d) y + 2 = 3(x + 4)

Handsome jack is buying a pony made of diamonds. the price of the pony is p dollars, and jack also has to pay a 25% diamond pony tax. which of the following expressions could represent how much jack pays in total for the pony?