Inequalities Review

Front

What does the inequality x < 2 represent on a number line?

Back

It represents all numbers to the left of 2, not including 2.

Front

Write an inequality to represent that a bus ride takes at least 15 minutes.

Back

r > 15

Front

If a horse trailer has a weight limit of 5,000 lb and contains a 2,000 lb horse, how many bales of hay can fit?

Back

40b + 2,000 < 5,000

Front

Solve the inequality: 30 + n ≥ 50

Back

n ≥ 20

Front

When solving the inequality -2x ≥ 22, does the sign need to flip?

Back

Yes, the sign flips when dividing by a negative number.

Front

What is an inequality?

Back

An inequality is a mathematical statement that compares two expressions using symbols like <, >, ≤, or ≥.

Front

What does the symbol '≥' mean?

Back

It means 'greater than or equal to'.

Front

What does the symbol '≤' mean?

Back

It means 'less than or equal to'.

Front

How do you graph the inequality x > 3 on a number line?

Back

Draw an open circle at 3 and shade to the right.

Front

What is the solution set for the inequality x ≤ 4?

Back

All numbers less than or equal to 4.