# Finite Math Examples

,

Using the point-slope form , plug in , , and .

Multiply by .

Simplify .

Multiply by .

Apply the distributive property.

Combine and .

Combine and .

Move the negative in front of the fraction.

Move all terms not containing to the right side of the equation.

Add to 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 .

Add and .

Reorder terms.