Word Problems Lessons

Age Problem 1 preview image
00:12:36

Age Problem 1

  • Introduction to age problems. Shows how to use algebra to solve this age problem: Tim is 9 years ...
Age Problem 2 preview image
00:11:00

Age Problem 2

  • Shows how to use algebra to solve this age problem: Amy is 50 years older than Don. In 20 years, ...
Hat and Scarf problem - 2 variables preview image
00:07:48

Hat and Scarf problem - 2 variables

  • Shows how to solve a word problem using 2 variables and 2 linear equations.
Percent Mixture #5 - 1 variable preview image
00:11:47

Percent Mixture #5 - 1 variable

  • Solves this Percent Mixture word problem using one variable: Mary has some 1% fat milk and 4% fat...
Percent Mixture #5 - 2 variables preview image
00:10:34

Percent Mixture #5 - 2 variables

  • Solves this Percent Mixture word problem using two variables: Mary has some 1% fat milk and 4% fa...
Percent Mixture #6 - 1 variable preview image
00:12:12

Percent Mixture #6 - 1 variable

  • Solves this Percent Mixture word problem using one variable: A chemist has a 21% salt solution an...
Percent Mixture #6 - 2 variables preview image
00:12:00

Percent Mixture #6 - 2 variables

  • Solves this Percent Mixture word problem using two variables: A chemist has a 21% salt solution a...
Phone problem - 2 variables preview image
00:10:45

Phone problem - 2 variables

  • Shows how to solve a word problem involving different rates for cell phone use using 2 variables ...
Rate of current problem 1 preview image
00:10:43

Rate of current problem 1

  • Shows how to solve a word problem involving the rate of a current and rowing in still water using...
Rate of current problem 2 preview image
00:07:58

Rate of current problem 2

  • Shows how to solve a word problem involving the rate of a current and rowing in still water using...