# Precalculus Examples

Step 1

Dividing two negative values results in a positive value.

Step 2

To write as a fraction with a common denominator, multiply by .

Step 3

To write as a fraction with a common denominator, multiply by .

Step 4

Step 4.1

Multiply by .

Step 4.2

Multiply by .

Step 4.3

Reorder the factors of .

Step 5

Combine the numerators over the common denominator.

Step 6

Step 6.1

Apply the distributive property.

Step 6.2

Multiply by .

Step 6.3

Multiply by .

Step 6.4

Subtract from .

Step 7

Step 7.1

Factor out of .

Step 7.2

Rewrite as .

Step 7.3

Factor out of .

Step 7.4

Simplify the expression.

Step 7.4.1

Rewrite as .

Step 7.4.2

Move the negative in front of the fraction.