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Solve 4 + |x| = 4

Question:

Solve 4 + |x| = 4

Solving Absolute Value Equations:

An absolute value equation is an equation that contains the variable within absolute value bars. We can solve these types of equations using the rule that if |C| = m, then C = m or C = -m. This rule allows us to get the variable out of the absolute value bars in order to solve for it.

Answer and Explanation:

Solving the absolute value equation 4 + |x| = 4 gives x = 0.

To solve this equation, we will use our absolute value rule. We start by isolating the...

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How to Solve an Absolute Value Equation

from Math 101: College Algebra

Chapter 2 / Lesson 5
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