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?

Back

'≥' means 'greater than or equal to'.

Front

What does the symbol '≤' mean?

Back

'≤' means 'less than or equal to'.

Front

How do you write an inequality for 'x is greater than 5'?

Back

x > 5

Front

How do you write an inequality for 'x is less than or equal to 3'?

Back

x ≤ 3

Front

What does it mean if an inequality sign is flipped?

Back

The inequality sign is flipped when both sides of the inequality are multiplied or divided by a negative number.

Front

Write the inequality for 'there are at least 20 students in the class'.

Back

s ≥ 20

Front

If -3x ≥ 12, what do you need to do to solve for x?

Back

You need to divide both sides by -3 and flip the inequality sign, resulting in x ≤ -4.

Front

What is the inequality for the graph that shows all numbers greater than -1?

Back

x > -1

Front

What is the inequality for the graph that shows all numbers less than or equal to 3?

Back

x ≤ 3