Solving Rational Equations 7 - Proportions 2
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Part of video series
Lesson Description:
Shows how to solve Rational Equations that are proportions.
More free YouTube videos by Julie Harland are organized at http://yourmathgal.com
Questions answered by this video:
- What is a rational equation?
- How do you solve equations with fractions in them?
- How do you solve equations when x is in the numerators and denominators of the fractions?
- How do you check your solution to a rational equation?
- How do you solve rational equations with proportions?
- How do you solve proportions with variables in them?
- How do you solve the proportion (x - 6)/3 = x/5?
- How do you solve 2x/(x + 2) - 5 = 7x/(x + 2)?
- How do you solve x/(x + 12) = 1/(x + 5)?
- What happens if you get a quadratic equation when you cross multiply in an algebraic proportion?
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Staff Review
This lesson picks up from where the previous lesson left off. The problem at the end of that lesson is solved and checked with all steps shown. Several algebraic proportions are solved, checked, and explained in this video.
