# Finite Math Examples

Subtract from both sides of the equation.

Simplify the right side of the equation.

Combine the numerators over the common denominator.

Add and .

Multiply the numerator of the first fraction by the denominator of the second fraction. Set this equal to the product of the denominator of the first fraction and the numerator of the second fraction.

Simplify the left side.

Multiply by .

Multiply by .

Simplify the right side.

Multiply by .

Multiply by .

Divide each term by and simplify.

Divide each term in by .

Simplify the left side of the equation by cancelling the common factors.

Reduce the expression by cancelling the common factors.

Factor out of .

Move the negative one from the denominator of .

Simplify the expression.

Multiply by .

Rewrite as .

Simplify the right side of the equation.

Reduce the expression by cancelling the common factors.

Factor out of .

Cancel the common factors.

Factor out of .

Cancel the common factor.

Rewrite the expression.

Move the negative in front of the fraction.

The result can be shown in both exact and decimal forms.

Exact Form:

Decimal Form: