Writing/Solving/Graphing Two-Step Inequalities - PC

Front

What does the symbol ≥ represent in inequalities?

Back

It means 'greater than or equal to'.

Front

How do you solve the inequality @@-3 ge rac{n}{3} - 7@@?

Back

Front

What does the inequality b ≤ -2 indicate about the value of b?

Back

b can be any number less than or equal to -2.

Front

How do you graph the inequality b ≤ 6?

Back

Use a closed circle on 6 and shade to the left.

Front

Back

z > -2.

Front

What does an open circle represent when graphing inequalities?

Back

It indicates that the number is not included in the solution.

Front

What does a closed circle represent when graphing inequalities?

Back

It indicates that the number is included in the solution.

Front

If an inequality is written as b > -2, how would you graph it?

Back

Use an open circle on -2 and shade to the right.

Front

What is the difference between < and ≤ in inequalities?

Back

< means 'less than' and does not include the number, while ≤ means 'less than or equal to' and includes the number.

Front

How do you interpret the inequality 3x + 5 < 20?

Back

Subtract 5 from both sides to get 3x < 15, then divide by 3 to find x < 5.