What is the definition of a variable in algebra?
Algebra 1 STAAR Review

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Mathematics
•
9th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
A variable is a symbol, often a letter, that represents one or more numbers.
2.
FLASHCARD QUESTION
Front
What is the distributive property?
Back
The distributive property states that a(b + c) = ab + ac.
3.
FLASHCARD QUESTION
Front
How do you solve a linear equation?
Back
To solve a linear equation, isolate the variable on one side of the equation using inverse operations.
4.
FLASHCARD QUESTION
Front
What is the formula for the slope of a line?
Back
The slope (m) is calculated as m = (y2 - y1) / (x2 - x1).
5.
FLASHCARD QUESTION
Front
What does it mean to factor a polynomial?
Back
Factoring a polynomial means expressing it as a product of its factors.
6.
FLASHCARD QUESTION
Front
What is the quadratic formula?
Back
The quadratic formula is x = (-b ± √(b² - 4ac)) / (2a).
7.
FLASHCARD QUESTION
Front
What is a function?
Back
A function is a relation that assigns exactly one output for each input.
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