Algebra

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What is Algebra?

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Algebra is a branch of mathematics that uses symbols and letters to represent numbers and quantities in formulas and equations.

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What is a variable in algebra?

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A variable is a symbol, often a letter, that represents an unknown value in an equation or expression.

Tags

CCSS.6.EE.A.2B

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What does it mean to simplify an expression?

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To simplify an expression means to reduce it to its simplest form by combining like terms and performing operations.

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CCSS.7.EE.A.1

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What is a coefficient?

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A coefficient is a numerical factor in a term of an algebraic expression, indicating how many times the variable is multiplied.

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CCSS.6.EE.A.2B

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What is a constant in algebra?

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A constant is a fixed value that does not change, often represented by a number.

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CCSS.6.EE.A.2B

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What is the distributive property?

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The distributive property states that a(b + c) = ab + ac, meaning you can distribute a factor across a sum.

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CCSS.6.EE.A.3

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What is an equation?

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An equation is a mathematical statement that asserts the equality of two expressions, typically containing variables.

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CCSS.6.EE.A.2C

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What is the perimeter of a rectangle?

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The perimeter of a rectangle is calculated as P = 2(length + width).

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CCSS.4.MD.A.3

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How do you evaluate an expression?

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To evaluate an expression, substitute the values of the variables into the expression and perform the operations.

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CCSS.6.EE.A.2C

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What is a term in algebra?

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A term is a single mathematical expression that can be a number, a variable, or a combination of both, separated by addition or subtraction.

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CCSS.6.EE.A.2B