Review 6

Find the sum:
(7k + 9) + (4k - 3)

• 3k + 6 
• 11k + 6
• -11k + 6
• - 3k + 6

Tags

CCSS.7.EE.A.1

Add these expressions
(3x+15) + (4x+13)

• 7x+ 28
• 35x
• x+2
• 7x - 2

Tags

CCSS.HSA.APR.A.1

(7a + 4) - (9a + 2)
^{(its subtraction not addition)}

• -2a + 6
• 16a + 6
• -2a + 2
• 2a + 2

Tags

CCSS.HSA.APR.A.1

Find the difference (2x + 5) − (x + 4).

• x + 1
• 3x + 9
• −x + 1
• x + 9

Tags

CCSS.HSA.APR.A.1

Expand the expression using the distributive property.

 $-4\left(2h+3\right)$  

•  $-8h-12$  

•  $-8h-3$  

•  $-8h+3$  

•  $-8h+12$  

Tags

CCSS.6.EE.A.3

Is the following expression expanded correctly or incorrectly?:

 $-10\left(-x+5\right)=10x+50$  

• No, this is wrong!

• Yes, this is right!

Tags

CCSS.6.EE.A.3

Use the distributive property to simplify the expression below:

 $-2\left(6n+3\right)$  

•  $-12n+3$  

•  $-12n-6$  

•  $-12n-2$  

•  $-12n-3$  

Tags

CCSS.6.EE.A.3

Evaluate 2r + 1 if r = 3

• 6

• 5

• 7

• 8

Tags

CCSS.6.EE.A.2C

Evaluate 4 + y if y = 3

• 7

• 12

Tags

CCSS.6.EE.A.2C

Solve

-5x + 1 = -19

• x=4

• x=-4

• x=5

• x=-5

Tags

CCSS.7.EE.B.4A