Unit 3 Math Expressions Practice

Which of these is the correct use of the distributive property for the following expression?
5(2x - 8)

• 10x - 8
• 10x + 40
• 7x - 3
• 10x - 40

Simplify the expression:

12(3 + m)− 5m

• 36 + m

• 15 + 6m

• 36 + 12m - m

• 36 + 7m

Tags

CCSS.6.EE.A.3

Simplify: 7v + 2 + 12 + 2v

• 23
• 23v
• 9 + 14v
• 9v + 14

Simplify    
5m(2 - 7p)

• 52m - 7p
• 10 - 35mp
• 10m - 35mp
• 10 + 35mp

Combine Like Terms. 
8c  +  3  + 2c 

• 3 + 10c 
• 13c
• 11c + 2
• 5c + 8

Combine Like Terms. 
10u - 5u + 4

• 9u
• 5u + 4
• 50u + 4
• 19u

Tags

CCSS.7.EE.A.1

What is/are the coefficient(s) of
 2x + 9 + 7x?

• 2, 9, 7
• 2, 7
• 2x, 7x
• 9

Tags

CCSS.6.EE.A.2B

What is/are the constant(s) of
2x + 9 + 7x?

• 2, 9, 7
• 2, 7
• 2x, 7x
• 9

Is 5(2n + 4) = 10n + 20?

• Yes
• No

6p + j + 19x + 3x^{2
What is the coefficient of the second term?}

• 6
• 1
• 19
• 3