# Precalculus Examples

Apply the distributive property.

Reorder.

Move to the left of the expression .

Move .

Use the power rule to combine exponents.

Add and to get .

Multiply by to get .

Reorder and .

A linear equation is an equation of a straight line, which means that the degree of a linear equation must be or for each of its variables. In this case, the degree of variable is and the degree of variable is .

Not Linear