Elementary Algebra Review Part 27

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Taught by YourMathGal
  • Currently 4.0/5 Stars.
6978 views | 1 rating
Lesson Summary:

In this video lesson on elementary algebra, the focus is on solving a percent mixture problem, specifically, writing and solving an equation to determine the amount of dark chocolate needed to mix with 24 pounds of milk chocolate to create a mixture costing $4.50 per pound. By drawing a picture and assigning variables, the problem is broken down and solved using algebraic equations. The lesson also emphasizes the importance of checking the solution to ensure accuracy.

Lesson Description:

Writing and solving an equation for a percent mixture problem.

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 for a percent mixture word problem?
  • What does it mean to define a variable?
  • How do you check your answer to a percent mixture word problem?
  • How do you draw a picture to solve a percent mixture word problem?
  • How many pounds of dark chocolate that costs $7.50 per pound must be mixed with 24 pounds of milk chocolate that costs $3.25 per pound to make a mixture that costs $4.50 per pound?
  • How do you solve 750D + 325*24 = 450(D + 24)?
  • Staff Review

    • Currently 4.0/5 Stars.
    This video tackles the very difficult concept of drawing a picture, writing out an equation, solving, and checking a percent mixture word problem. This is a great explanation of this problem.