What is a variable in algebra?
Algebra I EOC 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. For example, in the expression x + 5, x is a variable.
2.
FLASHCARD QUESTION
Front
Define an equation.
Back
An equation is a mathematical statement that asserts the equality of two expressions, typically containing one or more variables. For example, 2x + 3 = 7 is an equation.
3.
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.
4.
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 reduce it to its simplest form.
5.
FLASHCARD QUESTION
Front
What is the distributive property?
Back
The distributive property states that a(b + c) = ab + ac. It allows you to multiply a single term by two or more terms inside a set of parentheses.
6.
FLASHCARD QUESTION
Front
What is a linear equation?
Back
A linear equation is an equation that forms a straight line when graphed. It can be written in the form y = mx + b, where m is the slope and b is the y-intercept.
7.
FLASHCARD QUESTION
Front
What is the slope of a line?
Back
The slope of a line is a measure of its steepness, calculated as the rise over run (change in y over change in x). It indicates how much y changes for a unit change in x.
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