# First-Degree Equation in One Unknown

## First-Degree Equation in One Unknown

Equation in which the unknown has an exponent of 1.

For this type of equation, the term unknown is used instead of the term variable, since the value of the unknown does not change.

### Examples

The equation 5x – 7 = 0 is a first-degree equation in one unknown, in which the unknown value is x.