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

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 does 'at least' mean in an inequality?

Back

'At least' means the value can be equal to or greater than a certain number, represented by '≥'.

Front

How do you represent the statement 'She has at least 10 pieces of candy' in inequality form?

Back

x ≥ 10.

Front

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

Back

Subtract 60 from both sides: 5w ≥ 140.

Front

What does a closed circle on a graph indicate?

Back

A closed circle indicates that the number is included in the solution (≥ or ≤).

Front

What does an open circle on a graph indicate?

Back

An open circle indicates that the number is not included in the solution (> or <).

Front

How do you solve for weeks in the inequality 5w + 60 ≥ 200?

Back

Subtract 60 from both sides: 5w ≥ 140, then divide by 5: w ≥ 28.