What is an inequality?
4.1-4.2 Review

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•
Mathematics
•
6th - 7th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
An inequality is a mathematical statement that compares two expressions using symbols like <, >, ≤, or ≥.
2.
FLASHCARD QUESTION
Front
What does the symbol '>' mean in an inequality?
Back
The symbol '>' means 'greater than'. For example, x > 5 means x is greater than 5.
3.
FLASHCARD QUESTION
Front
How do you solve the inequality x + 3.5 ≤ 90?
Back
Subtract 3.5 from both sides: x ≤ 90 - 3.5, which simplifies to x ≤ 86.5.
4.
FLASHCARD QUESTION
Front
What is the solution set of the inequality x + y > -10 when x = -15?
Back
The solution set is y > 5.
5.
FLASHCARD QUESTION
Front
What does it mean for a number to be a solution of an inequality?
Back
A number is a solution of an inequality if it makes the inequality true when substituted into it.
6.
FLASHCARD QUESTION
Front
How can you check if -1 is a solution of the inequality 6w < -2?
Back
Substitute -1 for w: 6(-1) < -2, which simplifies to -6 < -2. This is true, so -1 is a solution.
7.
FLASHCARD QUESTION
Front
What does the symbol '≤' mean in an inequality?
Back
The symbol '≤' means 'less than or equal to'. For example, x ≤ 10 means x is less than or equal to 10.
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