# Finite Math Examples

Factor out of .

Cancel the common factors.

Factor out of .

Cancel the common factor.

Rewrite the expression.

Subtract from both sides of the equation.

Simplify the right side of the equation.

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

Write each expression with a common denominator of , by multiplying each by an appropriate factor of .

Combine.

Multiply by .

Combine the numerators over the common denominator.

Simplify the numerator.

Multiply by .

Subtract from .

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.

Multiply both sides of the equation by .

Simplify the left side.

Multiply .

Multiply by .

Combine and .

Reduce the expression by cancelling the common factors.

Cancel the common factor.

Divide by .

Simplify .

Multiply .

Multiply by .

Combine and .

Divide by .