
1.2 Equations and Inequality Flashcard Review- ALG 1
Flashcard
•
Mathematics
•
9th Grade
•
Practice Problem
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
What does the symbol '≤' represent in inequalities?
Back
The symbol '≤' means 'less than or equal to'. It indicates that a value can be less than or equal to a specified number.
2.
FLASHCARD QUESTION
Front
What does the symbol '>' represent in inequalities?
Back
The symbol '>' means 'greater than'. It indicates that a value is strictly greater than a specified number.
3.
FLASHCARD QUESTION
Front
How do you represent the inequality 'x is less than 2' on a number line?
Back
You would use an open dot at 2 and shade to the left, indicating all numbers less than 2.
4.
FLASHCARD QUESTION
Front
What is the solution to the equation -12(x - 1) = -3(x - 1)?
Back
The solution is x = 1.
5.
FLASHCARD QUESTION
Front
When graphing an inequality, when do you use an open dot?
Back
You use an open dot when the inequality symbol is '<' or '>'.
6.
FLASHCARD QUESTION
Front
What is the solution to the equation -10x - 135 = 117 + 2x?
Back
The solution is x = -21.
7.
FLASHCARD QUESTION
Front
What is the cost equation for the Frederick County Fair if you go on x rides?
Back
The cost equation is 15 + 2.5x.
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