Equivalent expressions

Front

What is an equivalent expression?

Back

An equivalent expression is an expression that has the same value as another expression for all values of the variables involved.

Tags

CCSS.6.EE.A.4

Front

Simplify the expression: 3a^2 + 6a + 5a^2.

Back

8a^2 + 6a.

Front

What does it mean to simplify an expression?

Back

To simplify an expression means to combine like terms and reduce it to its simplest form.

Tags

CCSS.7.EE.A.1

Front

What is the result of combining like terms in the expression: 3x + 5 + 7x + 2?

Back

10x + 7.

Tags

CCSS.7.EE.A.1

Front

What is the distributive property?

Back

The distributive property states that a(b + c) = ab + ac, allowing you to multiply a single term by two or more terms inside a set of parentheses.

Tags

CCSS.6.EE.A.3

Front

Use the distributive property to simplify: 6(3y - 2y + 7).

Back

6y + 42.

Tags

CCSS.6.EE.A.3

Front

What is the result of the expression: 7(3a + 4b)?

Back

21a + 28b.

Tags

CCSS.6.EE.A.3

Front

What is the purpose of parentheses in an expression?

Back

Parentheses indicate which operations should be performed first in an expression.

Tags

CCSS.6.EE.A.2C

Front

Simplify the expression: 9(2y - 5).

Back

18y - 45.

Tags

CCSS.6.EE.A.3

Front

What are like terms?

Back

Like terms are terms that have the same variable raised to the same power.

Tags

CCSS.6.EE.A.2B