Unit 4 Test Review

If the graph of the given system intersects at the point (4,-1) what is the value of 2a + b?

• -3

• 7

• -5

• 17

Given the picture, lines a and c have ____ solution(s)?

Given the picture, lines a and d have ____ solution(s)?

Given the picture, lines b and the equation 2x+2y=6 form what kind of system?

If the following system is solved, what is the value of x - y + 2z?

• -4

• 4

• 0

• 3

Given Box A and Box B, pick which answer best describes the boxes.

• Box A > Box B

• Box A < Box B

• Box A = Box B

• No Comparison

Compare the quantitites in Box A and Box B and choose the best answer.

• Box A > Box B

• Box A < Box B

• Box A = Box B

• No Comparison

In a system, if both equations have a slope of 2 which of the following is/are true? Choose all that apply

• The solution could have infinite solutions.

• The solution could have one solution.

• The solution could have no solutions.

• The system could be inconsistent.

• The system could be consistent independent.

Catie's school is selling tickets to a spring musical. On the first day of ticket sales the school sold

8 senior citizen tickets and 8 child tickets for a total of $200. The school took in $205 on the

second day by selling 4 senior citizen tickets and 11 child tickets. Find the price of a child ticket.

Classify the system

• Inconsistent

• Consistent Dependent

• Consistent Independent