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What are algebraic expressions?

Back

Algebraic expressions are mathematical phrases that can include numbers, variables (like x or y), and operations (like addition or subtraction). They do not have an equal sign.

Tags

CCSS.6.EE.A.2B

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What are like terms?

Back

Like terms are terms in an expression that have the same variable raised to the same power. For example, 2x and 5x are like terms, while 2x and 3y are not.

Tags

CCSS.6.EE.A.2B

Front

How do you combine like terms?

Back

To combine like terms, add or subtract the coefficients (the numerical parts) of the terms while keeping the variable part the same. For example, 3x + 2x = 5x.

Tags

CCSS.7.EE.A.1

Front

What is a constant in an algebraic expression?

Back

A constant is a term in an algebraic expression that does not contain any variables. For example, in the expression 5x - 9, -9 is the constant.

Tags

CCSS.6.EE.A.2B

Front

What is the coefficient in an algebraic expression?

Back

A coefficient is a numerical factor that multiplies a variable in an algebraic expression. For example, in 4x, 4 is the coefficient.

Tags

CCSS.6.EE.A.2B

Front

What does it mean to simplify an expression?

Back

Simplifying an expression means to combine like terms and reduce it to its simplest form, making it easier to understand or solve.

Tags

CCSS.7.EE.A.1

Front

What is the result of (-3p^2 - 8p^4) - (-3p^2 - 6p^4)?

Back

The result is -2p^4.

Tags

CCSS.HSA.APR.A.1

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What is the result of (4a^3 - 8a - 4a^2) + (7a^3 - 7 - 6a)?

Back

The result is 11a^3 - 4a^2 - 14a - 7.

Tags

CCSS.HSA.APR.A.1

Front

Identify the like terms in the expression: 6x + 3 - 2x + 5.

Back

The like terms are 6x and -2x.

Tags

CCSS.6.EE.A.2B

Front

What is the simplified form of 6x + 3 - 2x + 5?

Back

The simplified form is 4x + 8.

Tags

CCSS.7.EE.A.1