Inequalities - Writing, Solving, and Graphing

Front

What is an inequality?

Back

An inequality is a mathematical statement that compares two expressions and shows that one is greater than, less than, greater than or equal to, or less than or equal to the other.

Front

What does the symbol '≥' mean?

Back

'≥' means 'greater than or equal to'. It indicates that the value on the left is either greater than or equal to the value on the right.

Front

What does the symbol '≤' mean?

Back

'≤' means 'less than or equal to'. It indicates that the value on the left is either less than or equal to the value on the right.

Front

How do you write 'You must be at least 48 inches tall' as an inequality?

Back

h ≥ 48

Front

How do you write 'She is at least 10 years old' as an inequality?

Back

X ≥ 10

Front

Solve the inequality: 2x > 12

Back

x > 6

Front

What is the solution to the inequality x < 6?

Back

The solution is all values of x that are less than 6.

Front

How do you write 'A student must be at least 15 years old' as an inequality?

Back

x ≥ 15

Front

What does the inequality x > 10 represent?

Back

It represents all values of x that are greater than 10.

Front

What is the graph of the inequality x < 4?

Back

A number line with an open circle at 4 and shading to the left.