Deon had k dollars to begin with. He just spent 21 dollars. Using k, write an expression for the number of dollars he has left.

Find the intercepts of 2x-y=-4

Mr. Small, the store manager for Jay's Appliance, is having a difficult time placing a selling price on a refrigerator that cost $410. Mr. Small knows his boss would like to have a 45% markup based on cost. The selling price should be

What is the greatest common factor GCF of 10 and four

Bruce took a total of 8 quizzes over the course of 4 weeks. How many weeks of school will Bruce have to attend this quarter before he will have taken a total of 12 quizzes? Solve using unit rates

5/3 is less than or greater than 5/2

Kevin has mowed 40% of the lawn. If he has been mowing for 20 minutes, how long will it take him to mow in a hour?

How to solve - x^2-2x=5?

Part A: Create a system of linear equations with no solution. In two or more complete sentences, explain the specific characteristics that you included in each equation to ensure that the system would not have a solution.

Seven more than the quotient of a number and 5 is equal 2

Use the rules of equations and inverse operations to solve the equation. -x3=216 6 -6 ±6 -6square6