Algebra and Functions

Solve for x:
8x + 2 + 3x + 5 = x + 12

• -1/2

• 2

• -2

• 1/2

Solve for x:
2(3x + 4) + 2 = 4 + 3x

• 2

• -2/3

• 10

• -2

8v - 4(v + 8) = 8

• 2

• 10

• 4

• -4 

Which equation matches the function described in the table?

• y = x – 4

• y = 4x – 1

• y = -4x + 1

• y = -3x – 2

MGSE8.F.2, MGSE8.EE.5, MGSE8.F.3: A reporter collected data on y, the depreciation of a certain car for various years, x, after it had been purchased new. The equation below was fit to the data. y = 16,500 -1,500x What is the rate of change (slope) in the above equation?

• A. 16,500

• B. 1,500x

• C. -1,500

• D. -1,500x

Change the following equation to slope-intercept form:

5x - 5y = 25

• y = x - 5

• y = 5x - 1

• y = -x + 5

• y = 5x + 1

How many solutions are there?
4x-1=4x-1

• one solution 

• many solutions

• no solutions

Solve for the variable. 3x=-27

• x=9

• x=-30

• x=-9

• x=-24

Solve the following equation,
7x - 9 = 33

• x = 24/7

• x = 42

• x = 24

• x = 6

Which equation below would give you the answer no solution?

• 3x + 3 = 3x + 3

• 3x + 3 = 6x + 6

• 3x + 3 = 3x + 2

• 3x + 3 = 0