15 cookies and brownies were sold. Each cookie was sold at $1.50 and each brownie was sold at $2.25. $ 26.25 was the total. How many cookies were sold? How many brownies were sold?

The weight of 1in ^3 of water is 0.036 pounds. A container contains 528.768 pounds of water. what is the volume of water in the container

Combine like terms: 5k - 7kz + 8 - 7kz + 5z

Write a real world problem that you would represent with the equation 4x+5=37.

Solve for y 3y/7 - 6 = 30

Log 5 plus log 2 equals? log5 + log2 =

The ratio of students to teachers on a field trip is 13 to 1. 22 teachers are going, how many students are attending?

Solve the inequality for x. - 8x - 16 < - 72 A) x <7 B) x 7 D) x> 11

Jerry kitten grew 3cm between the age 4and 5 months. The kitten grew 2cm between the ages of 5 and 6 months. At 6 months the kitten is 19cm tall was jerry kitten at the age 4months

A pharmacist needs 20 liters of a 2% saline solution. She has a 1% solution and a 5% solution available. How many liters of the 1% solution and how many liters of the 5% solution should she mix to make the 2% solution?

Describe how to solve x^5-2x^3+x=0