Elementary Algebra Review Part 26

Sick of ads?‚Äč Sign up for MathVids Premium
Taught by YourMathGal
  • Currently 4.0/5 Stars.
7038 views | 1 rating
Lesson Description:

Writing and solving equations about percents and percent discounts based on word statements.

More free YouTube videos by Julie Harland are organized at http://yourmathgal.com

Questions answered by this video:
  • How do you write and solve an equation about percents and percent discounts based on a word statement?
  • The number 9 is 18% of what number?
  • How do you write a word statement as an algebraic equation?
  • How do you solve 9 = .18*n?
  • How do you solve percent word problems?
  • How do you check a percent word problem solution?
  • How can you write and solve an equation to find out what number is 12% of 75?
  • How do you define a variable, write an equation, solve, and check your answer to a percent discount word problem?
  • If a store buys a purse, marks it up 25%, and sells it for $40, what was the original cost of the purse?
  • If C + .25C = 40, what does C equal?
  • Staff Review

    • Currently 4.0/5 Stars.
    This type of problem (word statements about a number being a certain percent of another number and percent markups / discounts) is very common and can be very confusing. This video explains how to set up and solve an equation from the word statement.