Model Algebraic expressions with tiles

Front

What is an algebraic expression?

Back

An algebraic expression is a mathematical phrase that can include numbers, variables (like x or y), and operations (like addition, subtraction, multiplication, and division).

Tags

CCSS.6.EE.A.2B

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What do algebra tiles represent?

Back

Algebra tiles are physical or visual tools used to represent algebraic expressions and equations. They help in understanding the concepts of variables and constants.

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What does the term 'coefficient' mean?

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A coefficient is a numerical factor in a term of an algebraic expression. For example, in 3x, 3 is the coefficient.

Tags

CCSS.6.EE.A.2B

Front

How do you combine like terms?

Back

To combine like terms, add or subtract the coefficients of terms that have the same variable raised to the same power.

Tags

CCSS.7.EE.A.1

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What is the purpose of simplifying an algebraic expression?

Back

Simplifying an algebraic expression makes it easier to work with by reducing it to its simplest form.

Tags

CCSS.7.EE.A.1

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What does the expression 2x + 3x represent?

Back

The expression 2x + 3x represents 5x, as you combine the like terms.

Tags

CCSS.7.EE.A.1

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What is the difference between a variable and a constant?

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A variable is a symbol (like x or y) that represents an unknown value, while a constant is a fixed value (like 5 or -3).

Tags

CCSS.6.EE.A.2B

Front

What does the expression -2x - 6 represent in terms of algebra tiles?

Back

The expression -2x - 6 represents 2 negative x tiles and 6 negative unit tiles.

Tags

CCSS.HSA.APR.A.1

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How can you represent the expression 5 + 3x using algebra tiles?

Back

You can represent 5 with 5 unit tiles and 3x with 3 positive x tiles.

Tags

CCSS.HSA.APR.A.1

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What is the result of simplifying 3x + 5x?

Back

The result of simplifying 3x + 5x is 8x.

Tags

CCSS.7.EE.A.1