Which expression represents the number of stamps Debbie has collected?

Debbie has 53 stamps in her collection but buys some more.

53 + s

s - 53

53 - s

53 + 6

A computer sells for 800 and loses 30% of its value per year

5k-3 (2k-2/3) - 9=0. Solve the equation

Which value of a would make the following expression completely factored? x2 - a 12 36 49 81

Meghan is building a fence around her garden. The garden is a rectangle 12 feet long and 24 feet wide. She wants to put a post up at each corner and every 3 feet along the sides. How many post will Meghan need for her garden?

The height of a right square pyramid is multiplied by 6, but the area of the base remains fixed. What is the volume of the taller pyramid divided by the volume of the shorter pyramid?

The number of E. coli bacteria cells in a pond of stagnant water can be represented by the function below, where A represents the number of E. coli bacteria cells per 100 mL of water and t represents the time, in years, that has elapsed.

Karina needs a total score of at least 627 on three games of bowling to break the league record. Suppose she bowls 222 on her first game and 194 on her second game.

1. There are 12 students sharing pants. Each student needs a can of paint to finish their project. How many whole cans of paint are needed? Use the models to show your answer. cans.

Simplify the following by distributing 3 (x-1) + 4=30 - (x+5)

Jack invested some money in a bank at a fixed rate of interest compounded annually. The equation below shows the value of his investment after x years: f (x) = 300 (1.02) x.