Precalculus Examples
Step 1
Add and .
Step 2
Step 2.1
Subtract from both sides of the equation.
Step 2.2
Subtract from .
Step 3
Remove the absolute value term. This creates a on the right side of the equation because .
Step 4
Step 4.1
First, use the positive value of the to find the first solution.
Step 4.2
Divide each term in by and simplify.
Step 4.2.1
Divide each term in by .
Step 4.2.2
Simplify the left side.
Step 4.2.2.1
Cancel the common factor of .
Step 4.2.2.1.1
Cancel the common factor.
Step 4.2.2.1.2
Divide by .
Step 4.2.3
Simplify the right side.
Step 4.2.3.1
Divide by .
Step 4.3
Next, use the negative value of the to find the second solution.
Step 4.4
Divide each term in by and simplify.
Step 4.4.1
Divide each term in by .
Step 4.4.2
Simplify the left side.
Step 4.4.2.1
Cancel the common factor of .
Step 4.4.2.1.1
Cancel the common factor.
Step 4.4.2.1.2
Divide by .
Step 4.4.3
Simplify the right side.
Step 4.4.3.1
Divide by .
Step 4.5
The complete solution is the result of both the positive and negative portions of the solution.