Solving Equations and Inequalities Unit Review

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

Write the inequality for: The product of a number and 5 is at least 45.

Back

Front

What does the symbol '≥' represent?

Back

'≥' means 'greater than or equal to'.

Front

What does the symbol '≤' represent?

Back

'≤' means 'less than or equal to'.

Front

Back

Front

Back

The solution set is all real numbers greater than or equal to 9.

Front

What is the difference between an equation and an inequality?

Back

An equation states that two expressions are equal, while an inequality shows that one expression is greater than or less than another.

Front

Write the inequality for: The sum of a number and 3 is less than 10.

Back

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Back

Front

What does it mean to 'solve an inequality'?

Back

To solve an inequality means to find all values of the variable that make the inequality true.