Common Assessment 2

Solve the equation.

• x=-6

• x=-3

• x=3

• x=6

Solve the equation
-8x - 8 +3(x - 2) = -3x + 2

• x = -8
• x = 8
• x = 2
• x = -2

This implies that one variable has a direct affect on the other variable.

• Association

• Causation

The amount of money earned on a job is directly proportional to the number of hours worked.  If $70.00 is earned in 5 hours, how much money is earned in 22 hours of work?

• $2
• $308
• $1.57
• $265

Ashley was researching tuition costs for college and noticed the cost has increased over the last ten years. As she was researching, she noticed that there has also been an increase in the number of electric cars sold. Is this association or causation?

• Association

• Causation

• Neither

Ashley was researching tuition costs for college and noticed the cost has increased over the last ten years. As she was researching, she noticed that there has also been an increase in the number of electric cars sold. Is this association or causation?

• Association

• Causation

• Neither

Simplify the following expression:

-6x + 4(x - 3)

• -2x - 12

• 10x + 12

• -10x - 12

• -2x + 12