**1. Wh****y are equations so important in mathematics?**

Most problems in mathematics can be broken down into an equation. Solving this equation will then help you solve the problem.

**2. How many solutions do linear equations usually have?**

Linear equations usually have

ONEsolution. Quadratic equations, which have a "squared" term in them usually haveTWOsolutions.

**3. Wh****at is the best way to deal with an equation with fractions?**

There are several ways, but a good general method that works for most equations is to multiply each term in the equation by the common denominator. (This will eliminate all of the fractions.)