In this Intermediate Algebra Review lesson, the instructor goes over how to solve and check absolute value equations. They demonstrate by solving for x in different equations, reminding the viewer to isolate the absolute value by adding or subtracting first. They also explain that the solutions can be checked by plugging in the value for x and making sure both sides of the equation match. The lesson concludes with an example of an impossible equation with no solution.
Solutions to a Review for Midterm 1 in Intermediate Algebra--Rational Expressions, Equations, Proportions, Work Problems, Functions, Inequalities, Interval notation, Absolute Value Equations and Inequalities.
More free YouTube videos by Julie Harland are organized at http://yourmathgal.com
There is a series of 11 videos. Pdf of problems is at: https://sites.google.com/site/harlandclub/Home/math/algebra/intrevmt1