Expressions and Equations

Front

What does an open circle mean when graphing inequalities?

Back

The number is NOT part of the solution.

Front

When do you use a closed dot when graphing an inequality?

Back

You use a closed dot when the inequality symbols are ≤ or ≥.

Front

What does the inequality symbol '≥' mean?

Back

It means 'greater than or equal to'.

Front

How do you solve the inequality 10 ≥ x - 3?

Back

You add 3 to both sides to get x ≤ 13.

Front

What is a variable in mathematics?

Back

A letter that represents a number.

Front

What does a closed circle indicate on a number line?

Back

The number is part of the solution.

Front

What is the difference between '>' and '≥'?

Back

'>' means greater than, while '≥' means greater than or equal to.

Front

How do you represent the solution set of an inequality graphically?

Back

By using open or closed circles and shading the appropriate region.

Front

What is the solution to the inequality x < 5?

Back

All numbers less than 5.

Front

What does the symbol '<' represent?

Back

It represents 'less than'.