Write, Solve, & Graph Inequalities

Front

What does the inequality symbol '≤' mean?

Back

It means 'less than or equal to'. For example, c ≤ 10 means c can be any number less than or equal to 10.

Front

How do you isolate a variable in an equation?

Back

To isolate a variable, you perform inverse operations to get the variable by itself on one side of the equation.

Front

What is the solution to the inequality x + 5 > 7?

Back

x > 2. You subtract 5 from both sides to isolate x.

Front

How can you represent the situation where Marcus needs to sell 25 tickets and has sold 9?

Back

The equation is t + 9 = 25, where t is the number of tickets he still needs to sell.

Front

What does the inequality a < 6 represent?

Back

It means that the number of apples Bella has is less than 6.

Front

What is the first step to solve the inequality 2x + 3 < 11?

Back

Subtract 3 from both sides to start isolating x.

Front

What does the symbol '>' indicate in an inequality?

Back

It means 'greater than'. For example, x > 5 means x can be any number greater than 5.

Front

How do you graph the inequality x ≤ 4 on a number line?

Back

Draw a solid dot on 4 and shade to the left to indicate all numbers less than or equal to 4.

Front

What is the solution to the inequality 3x - 4 ≥ 5?

Back

x ≥ 3. You add 4 to both sides and then divide by 3.

Front

What does the inequality c > 10 mean?

Back

It means c can be any number greater than 10.