PA: U6 test review

Front

What happens to the inequality sign when you multiply or divide both sides by a negative number?

Back

The inequality sign flips.

Front

If my brother is 2 years older than I am and he is 18 years old, how can I express my age in an equation?

Back

m + 2 = 18

Front

What is the solution to the inequality 22 < 6c + 4?

Back

c > 3

Front

What inequality represents the age limit for ordering from the kids menu if a person must be no more than 12 years old?

Back

x ≤ 12

Front

If the speed limit is 45 mph and Katie is currently going 30 mph, what inequality represents how much she can speed up without exceeding the limit?

Back

30 + s ≤ 45

Front

What is the definition of an inequality?

Back

An inequality is a mathematical statement that compares two expressions and shows that one is greater than, less than, or not equal to the other.

Front

What does the symbol '≥' mean in an inequality?

Back

It means 'greater than or equal to'.

Front

How do you solve the inequality -4x ≥ 10?

Back

Divide both sides by -4 and flip the inequality sign: x ≤ -2.5.

Front

What is the first step in solving the inequality 3c < 11?

Back

Divide both sides by 3 to isolate c.

Front

What does the solution to the inequality x < 5 represent?

Back

It represents all values of x that are less than 5.