Shared Flashcard Set

Details

Title

Combining Like Terms

Description

Practice Problems for Combining Like Terms

Total Cards

Subject

Mathematics

Level

9th Grade

Created

02/07/2019

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Additional Mathematics Flashcards

Term

4(3x - 7) + 9x

Definition

21x - 28

Term

What is a difference between an expression and an equation?

Definition

Equations have equal signs, expressions don't

Term

Are the two expressions below equivalent?

3(2y)² and (6y)(2y)

Definition

YES

Term

Are these expressions equivalent?

(5y)⁴ and 5y⁴

Definition

NO

(5y)⁴ = (5y)(5y)(5y)(5y)

5y⁴ = 5(y)(y)(y)(y)

Term

Distribute the negative...

-5(7t + 4) - 9(t - 2)

Definition

-35t - 20 -9t + 18

-44t - 2