# Precalculus Examples

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 .

Linear

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 .

Linear

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