Algebra I final

In the equation
x + 7 = 12
7 is being added to the variable, x. How should you show your work to isolate the variable and solve the equation? 

• Subtract 7 from both sides. The solution is x = 5.
• Add 7 to both sides.
  The solution is x = 19.
• Multiply both sides by 7 The solution is x = 84.

Tags

CCSS.6.EE.B.7

Which choice models this situation? Marcus needs to sell 25 tickets to a fundraiser by Friday. So far, he has sold 9 tickets. How many tickets does he still need to sell?

• t - 9 = 25

• t + 9 = 25

• 9t = 25

• t/9 = 25

Tags

CCSS.HSA.CED.A.3

Solve the equation: 
x + 7 = 12

• x = 5
• x = 19
• x = -5
• x = 84

Tags

CCSS.6.EE.B.7

Solve the equation:
x - 4 = 6

• x = 10
• x = -10
• x = 2
• x = -2

Tags

CCSS.6.EE.B.7

Which axis runs vertically?

• x
• Y

Tags

CCSS.5.G.A.1

Which axis runs horizontally?

• x
• y

Tags

CCSS.5.G.A.1

What is coordinate R?

• (2,5)
• (0,1)
• (2,3)
• (1,0)

Tags

CCSS.5.G.A.1

Ordered pair (0,0) is also known as the ___.

• y-axis
• x-axis
• origin

Tags

CCSS.5.G.A.1

What letter is located at (8, 5)?

• A
• B
• C
• D

Tags

CCSS.5.G.A.1

CCSS.5.G.A.2

Where is point E located?

• ( 2, 0 )
• ( 2 , 2 )
• ( 0 , 2 )
• ( 0 , 0 )

Tags

CCSS.5.G.A.1