Lesson 21 of 95

Absolute Value Equations
Students learn that when solving an absolute value equation, such as 2 + I x + 1 I = 8, the first step is to isolate the absolute value by subtracting 2 from both sides to get I x + 1 I = 6. The next step is to split the equation up into two separate equations in the following way: x  more...
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