Pre-Algebra Examples

Solve for x 2|x|=4
Step 1
Divide each term in by and simplify.
Tap for more steps...
Step 1.1
Divide each term in by .
Step 1.2
Simplify the left side.
Tap for more steps...
Step 1.2.1
Cancel the common factor of .
Tap for more steps...
Step 1.2.1.1
Cancel the common factor.
Step 1.2.1.2
Divide by .
Step 1.3
Simplify the right side.
Tap for more steps...
Step 1.3.1
Divide by .
Step 2
Remove the absolute value term. This creates a on the right side of the equation because .
Step 3
The complete solution is the result of both the positive and negative portions of the solution.
Tap for more steps...
Step 3.1
First, use the positive value of the to find the first solution.
Step 3.2
Next, use the negative value of the to find the second solution.
Step 3.3
The complete solution is the result of both the positive and negative portions of the solution.