ENR Equations Test Review!

Front

What does it mean if an equation has no solution?

Back

It means that there are no values for the variable that can satisfy the equation. For example, the equation -6 = 6 has no solution.

Front

Back

Front

Back

The solution is x = 2.

Front

What does it mean if an equation has infinite solutions?

Back

Front

Back

The solution is x = -3.5.

Front

What is an identity in terms of equations?

Back

Front

What is the first step in solving a linear equation?

Back

The first step is to isolate the variable on one side of the equation.

Front

What does it mean if an equation has one solution?

Back

It means there is exactly one value for the variable that satisfies the equation.

Front

How can you check if your solution to an equation is correct?

Back

You can substitute your solution back into the original equation to see if both sides are equal.

Front

What is the difference between a linear equation and a quadratic equation?

Back

A linear equation has a degree of 1, while a quadratic equation has a degree of 2.