Algebra Expressions With Tiles

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What is an algebraic expression?

Back

An algebraic expression is a mathematical phrase that can include numbers, variables (like x or y), and operation symbols (like +, -, *, /).

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What are like terms?

Back

Like terms are terms in an algebraic expression that have the same variable raised to the same power. For example, 3x and 5x are like terms.

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How do you simplify an algebraic expression?

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To simplify an algebraic expression, combine like terms by adding or subtracting their coefficients.

Front

What does it mean to add like terms?

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Adding like terms means to combine terms that have the same variable and exponent. For example, 2x + 3x = 5x.

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What is the coefficient in an algebraic expression?

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The coefficient is the numerical factor in front of a variable. For example, in 4x, 4 is the coefficient.

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What is a variable in algebra?

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A variable is a symbol (usually a letter) that represents an unknown value in an expression or equation.

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What is the difference between an expression and an equation?

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An expression is a combination of numbers, variables, and operations without an equality sign, while an equation states that two expressions are equal.

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How do you evaluate an algebraic expression?

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

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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 number across a sum.

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What does it mean to factor an expression?

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Factoring an expression means to break it down into simpler components (factors) that, when multiplied together, give the original expression.