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Combining Like Terms Positive and Negative with Variables

Authored by Lisa Lee

Mathematics

8th Grade

Combining Like Terms Positive and Negative with Variables
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20 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Simplify by combining like terms:
5a + 2b - 3a + 4

8a + 2b + 4
2a + 2b + 4
8ab
4ab + 4

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Simplify the expression:    3x-5x

2x
8x
-2x
15x2

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Simplify the expression: 3x + 2x

5x
x
6x
5

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Simplify the expression:   -r -10r

11r
-11r
9r
-11

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Simplify the expression:   -6k + 7k

k
-k
12k
-12k

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Simplify the expression: 2x + 1 + 7x 

10x
10
9x + 1
9 + 1x

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Simplify by combining like terms:
n -10 +9n -3

-3
9n-3
n
10n -13

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