Inequalities Review

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

'≥' means 'greater than or equal to'.

Front

What does the symbol '≤' mean?

Back

'≤' means 'less than or equal to'.

Front

When do you use an open circle on a graph for an inequality?

Back

An open circle is used when the inequality is > or <.

Front

When do you use a closed circle on a graph for an inequality?

Back

A closed circle is used when the inequality is ≥ or ≤.

Front

How do you solve the inequality 6x - 4 ≥ 26?

Back

Add 4 to both sides: 6x ≥ 30. Then divide by 6: x ≥ 5.

Front

What inequality represents Chuck's phone budget situation?

Back

70 ≥ 0.05m + 52.

Front

How do you represent Ruby's savings goal with an inequality?

Back

5w + 60 ≥ 200.

Front

What is the first step to solve the inequality 5w + 60 ≥ 200?

Back

Subtract 60 from both sides: 5w ≥ 140.

Front

How do you find the number of hours Terry was charged for labor?

Back

Set up the equation: 40h + 200 = 380. Solve for h.