Solving 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

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 'greater than or equal to'.

Front

What does the symbol '≤' mean?

Back

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

Front

How do you solve the inequality 4x + 1 > 13?

Back

Subtract 1 from both sides to get 4x > 12, then divide by 4 to find x > 3.

Front

Is x = 9 a solution to the inequality x > 9?

Back

No, because 9 is not greater than 9.

Front

What inequality does the number line graph that starts at 2 and goes to the left represent?

Back

x < 2.

Front

What is the inequality for a maximum weight of 50 lbs?

Back

p ≤ 50.

Front

If x < 5, what can we say about x?

Back

x can be any number less than 5.