Exprssions

Front

What is an algebraic expression?

Back

An algebraic expression is a mathematical phrase that can include numbers, variables, and operation symbols. For example, 3x + 5 is an algebraic expression.

Tags

CCSS.6.EE.A.2B

Front

What are like terms?

Back

Like terms are terms in an expression that have the same variable raised to the same power. For example, 3x and -9x are like terms.

Tags

CCSS.6.EE.A.2B

Front

How do you combine like terms?

Back

To combine like terms, add or subtract the coefficients of the terms that are alike. For example, 3x + 5x = 8x.

Tags

CCSS.7.EE.A.1

Front

What does it mean to distribute in algebra?

Back

Distributing means to multiply a term by each term inside a set of parentheses. For example, 2(3 + 4) = 2*3 + 2*4 = 6 + 8.

Tags

CCSS.6.EE.A.3

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 each term in a sum.

Tags

CCSS.6.EE.A.3

Front

Simplify the expression: 5(−2n+4)+2(n+3)

Back

-8n + 26.

Tags

CCSS.6.EE.A.3

Front

What is the result of combining like terms in the expression: 4x^2 - 3x + 11 - 2x?

Back

4x^2 - 5x + 11.

Tags

CCSS.7.EE.A.1

Front

What is the simplified form of m + 9 - 4m?

Back

-3m + 9.

Tags

CCSS.7.EE.A.1

Front

What is a coefficient in an algebraic expression?

Back

A coefficient is a numerical factor in a term of an algebraic expression. For example, in 4x, 4 is the coefficient.

Tags

CCSS.6.EE.A.2B

Front

What is a variable in algebra?

Back

A variable is a symbol, often a letter, that represents an unknown value in an expression or equation. For example, x and y are variables.

Tags

CCSS.6.EE.A.2B