For each expression, x = 9 and y = 3. 2x · 4y - 10

a. 12
b. 10
c. 20
d. 6

Asocial networking site currently has 400,000 active members, and that figure is predicted to increase by 32% each year. the following expression represents the number of active members on the site after t years.

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

Boris needs to buy plastic spoons. brand a has a box 42 spoons for $2.37. brand b has a box of 72 spoons for $3.57. find the unit price for each brand. then state which brand is the better buy based on the unit price. round your answer to the nearest cent.