Like Terms Retest

Like Terms Retest

8th Grade

20 Qs

quiz-placeholder

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Like Terms Retest

Like Terms Retest

Assessment

Quiz

Mathematics

8th Grade

Medium

CCSS
6.EE.A.3, 6.EE.A.2, 6.EE.B.6

+7

Standards-aligned

Created by

Dean Lollis

Used 7+ times

FREE Resource

20 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the name for the letters that represent something unknown in a math problem?

Constants

Coefficients

Equations

Variables

Answer explanation

In math, letters that represent unknown values are called variables. They are used to denote quantities that can change or vary, distinguishing them from constants, which have fixed values.

Tags

CCSS.6.EE.A.2

CCSS.6.EE.B.5

CCSS.6.EE.B.6

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What's the name for the number that is front of a variable?

coefficient

variable

constant

factor

Answer explanation

The number in front of a variable is called a coefficient. It indicates how many times the variable is multiplied. For example, in 3x, 3 is the coefficient of the variable x.

Tags

CCSS.6.EE.B.6

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the name for the numbers (without variables) in an equation?

Constants

Expressions

Coefficients

Variables

Answer explanation

In an equation, the numbers without variables are called constants. They represent fixed values, unlike variables which can change. Therefore, the correct answer is 'Constants'.

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

2(2x) - 3

4x + 6

2x - 3

4x - 6

Answer explanation

To simplify 2(2x - 3), distribute the 2: 2 * 2x = 4x and 2 * -3 = -6. Thus, the expression simplifies to 4x - 6, which is the correct answer.

Tags

CCSS.6.EE.A.3

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

7x + y + 4

7x - y + 4

2x + 2y + 4

5x + 5y + 4

Answer explanation

Combine like terms: 2x + 5x = 7x and -2y + 3y = y. Thus, the expression simplifies to 7x + y + 4, which matches the correct answer choice.

Tags

CCSS.6.EE.A.3

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

5x

9x

6x

8x

Answer explanation

To simplify 7x - 2x + 4x, combine like terms: (7 - 2 + 4)x = 9x. Thus, the correct answer is 9x.

Tags

CCSS.6.EE.A.3

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

8a - 6b + 3

6a - 9b - 2

12a - 7b - 2

5a - 7b + 1

Answer explanation

Combine like terms: 7a + 5a = 12a and -8b + b = -7b. The constant -2 remains unchanged. Thus, the expression simplifies to 12a - 7b - 2, which matches the correct answer.

Tags

CCSS.6.EE.A.2

CCSS.6.EE.A.3

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