Equations, expressions, and inequalities

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, or equal to the other.

Front

What does the symbol '>' represent?

Back

The symbol '>' means 'greater than'.

Front

What does the symbol '<' represent?

Back

The symbol '<' means 'less than'.

Front

What does the symbol '≥' represent?

Back

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

Front

What does the symbol '≤' represent?

Back

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

Front

How do you represent 'fewer than 20' in inequality form?

Back

x < 20

Front

What is the difference between an equation and an expression?

Back

An equation states that two expressions are equal, while an expression is a combination of numbers and variables without an equality sign.

Front

What is the solution to the equation 3(x-2) = 66?

Back

x = 24

Front

When graphing the inequality x > 3, what type of circle is used?

Back

An OPEN circle is used.

Front

When graphing the inequality x ≤ 5, what type of circle is used?

Back

A CLOSED circle is used.