5.1-5.3 Review

Front

Solve the inequality: -3(x + 2) < 21

Back

x > -9

Front

Match the inequality to the sentence: The sum of 7 and x is less than or equal to -20

Back

7 + x ≤ -20

Front

Ann wants to spend at most $8.50 on school supplies. She needs to purchase a binder (costs $6.89) and wants to spend the rest on pens, which cost $0.59 each. Which inequality represents this situation?

Back

6.89 + 0.59x ≤ 8.50

Front

Stacy has $25 in her savings account. To save more money, Stacy is selling lemonade for $0.50. She wants to have a minimum of $150 in her account. Which inequality represents this situation?

Back

25 + 0.50x ≥ 150

Front

Solve the inequality: 14 < -2a + 6 - 2a

Back

a < -2

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 the inequality 2x + 3 < 11?

Back

Subtract 3 from both sides: 2x < 8; then divide by 2: x < 4.

Front

What is the solution set for the inequality x + 5 > 10?

Back

x > 5.