Solving one-step inequalities

Front

What is an inequality?

Back

An inequality is a mathematical statement that compares two expressions using symbols such as <, >, ≤, or ≥.

Front

What does the symbol '>' mean in an inequality?

Back

The symbol '>' means 'greater than'.

Front

What does the symbol '<' mean in an inequality?

Back

The symbol '<' means 'less than'.

Front

What does the symbol '≥' mean in an inequality?

Back

The symbol '≥' means 'greater than or equal to'.

Front

What does the symbol '≤' mean in an inequality?

Back

The symbol '≤' means 'less than or equal to'.

Front

How do you solve the inequality 7n > 49?

Back

Divide both sides by 7: n > 7.

Front

When graphing the inequality n > 7, what type of dot is used?

Back

An open dot is used to indicate that 7 is not included in the solution.

Front

What is the solution to the inequality y + 7 ≥ 12?

Back

y ≥ 5.

Front

How do you represent the solution z ≤ 9 on a number line?

Back

Use a closed dot at 9 and shade to the left.

Front

What is the difference between a closed dot and an open dot on a graph?

Back

A closed dot indicates that the number is included in the solution, while an open dot indicates it is not.