CCSS.Math.Content.8.EE.C.7

Solve the following equation for x:
12x - 14x + 2 = 20 - 6

• x = 1
• x = -1
• x = 6
• x = -6

Tags

CCSS.Math.Content.8.EE.C.7

If ∠A = 49° and ∠D=(2x - 3)°, what is the value of x?

• x = 52°
• x = 49°
• x = 24°
• x = 26°

Tags

CCSS.Math.Content.8.EE.C.7

-2x-7+3x=10

• x=-2
• x=3
• x=10
• x=17

Tags

CCSS.Math.Content.8.EE.C.7

Write an equation for:
Find 9% of $10,000.

• 9(10,000)=x
• .09(10,000)=x
• 9=10,000x

Tags

CCSS.Math.Content.8.EE.C.7

Principal = $500
Interest earned in 4 years = $60.
Find the interest rate.

• 1%
• 2%
• 3%
• 4%

Tags

CCSS.Math.Content.8.EE.C.7

20 = 8x - 12

• 2
• 3
• 4
• 5

Tags

CCSS.Math.Content.8.EE.C.7

Divide8x² -4x + 12  by 2x

• 4x+2
• 4x-2+6/x
• 4x-2
• 4x-2+12/2x

Tags

CCSS.Math.Content.8.EE.C.7

The sum of 4 consecutive even numbers is 364.  What is the sum of the middle two numbers? 

• 91
• 92
• 183
• 182

Tags

CCSS.Math.Content.8.EE.C.7

 $A=\frac{bh}{2}$ 

Solve for b

•  $b=2A-h$  

•  $b=\frac{2A}{h}$  

•  $b=\frac{Ah}{2}$  

•  $b=\frac{A-2}{h}$  

Tags

CCSS.Math.Content.8.EE.C.7

 $5n-12=-3n+4$  

• infinitely many solutions

•  $2$  

•  $1$  

•  $3$  

Tags

CCSS.Math.Content.8.EE.C.7