What is the definition of a variable in algebra?
Algebra I STAAR review

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Mathematics
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9th Grade
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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 purpose of solving an equation?
Back
The purpose of solving an equation is to find the value(s) of the variable(s) that make the equation true.
3.
FLASHCARD QUESTION
Front
What does it mean to simplify an expression?
Back
To simplify an expression means to combine like terms and perform operations to make it as concise as possible.
4.
FLASHCARD QUESTION
Front
What is the distributive property?
Back
The distributive property states that a(b + c) = ab + ac, meaning you multiply a term by each term inside the parentheses.
5.
FLASHCARD QUESTION
Front
How do you solve for x in the equation 2x + 3 = 11?
Back
Subtract 3 from both sides to get 2x = 8, then divide by 2 to find x = 4.
6.
FLASHCARD QUESTION
Front
What is a linear equation?
Back
A linear equation is an equation that makes a straight line when graphed, typically in the form y = mx + b.
7.
FLASHCARD QUESTION
Front
What does the slope of a line represent?
Back
The slope represents the rate of change of y with respect to x, indicating how steep the line is.
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