A.5B Solving Inequalities Using Addition & Subtraction

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 'less than or equal to'.

Front

What does the symbol '≥' mean?

Back

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

Front

How do you solve an inequality using addition?

Back

To solve an inequality using addition, you add the same number to both sides of the inequality.

Front

How do you solve an inequality using subtraction?

Back

To solve an inequality using subtraction, you subtract the same number from both sides of the inequality.

Front

What is the solution to the inequality x + 5 < 12?

Back

x < 7.

Front

What is the solution to the inequality 2x - 3 ≥ 5?

Back

x ≥ 4.

Front

What does it mean to graph an inequality on a number line?

Back

Graphing an inequality on a number line shows all the possible solutions of the inequality.

Front

What is the solution to the inequality k - 14 ≤ -10?

Back

k ≤ 4.

Front

What is the solution to the inequality m - 5 > 10?

Back

m > 15.