David has 23 more stamps than leah. david has 42 stamps. how many stamps does leah have? can you use the equation to solve the problem? circle yes or no. 1. ? +23 =42 2. 42+23=? 3.42-23=?

Select the correct answer. what is the surface area of the victory podium shown here? include all surfaces of the podium, including the bottom. a. 61.5 square feet b. 61.75 square feet c. 65.25 square feet d. 69 square feet

The manufacturer of a new product developed the following expression to predict the monthly profit, in thousands of dollars, from sales of the productwhen it is sold at a unit price of x dollars.-0.5x^2 + 22x - 224what is represented by the zero(s) of the expression? a. the profit when the unit price is equal to 0b. the unit price(s) when the profit is equal to 0c. the profit when the unit price is greatestd. the unit price(s) when profit is greatest

If f(x)=3x+1 and f^-1=x-1/3, then f^-1(7)=