Solving inequality

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?

Back

The symbol '>' means 'greater than'.

Front

What does the symbol '<' mean?

Back

The symbol '<' means 'less than'.

Front

What does the symbol '≤' mean?

Back

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

Front

What does the symbol '≥' mean?

Back

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

Front

How do you solve the inequality c - 7 > 8?

Back

Add 7 to both sides to get c > 15.

Front

What happens when you multiply or divide both sides of an inequality by a negative number?

Back

You must flip the inequality sign.

Front

How do you solve the inequality -2x ≤ 10?

Back

Divide both sides by -2 and flip the inequality to get x ≥ -5.

Front

What is the solution to the inequality x + 5 ≤ 13?

Back

Subtract 5 from both sides to get x ≤ 8.

Front

What inequality does the number line graph that goes to the left of -4 represent?

Back

The inequality x < -4.