Think you’ve got your head wrapped around Systems of Equations and Inequalities? Put your knowledge to
the test. Good luck — the Stickman is counting on you!
Q. Which of the following is a solution to this system of equations?
2x + 2y + 2z = 2
x + 2y + 2z = 1
2x + y + 2z = 2
(0, 0, 1)
(0, 1, 0)
(1, 0, 0)
(-1, 0, 0)
(0, -1, 0)
Q. Which of the following is a solution to this system of equations?
3x + 2y + 2z = 3
2x – y – z = 2
x + 4y + z = 4
(0, 1, -1)
(-1, -1, -1)
(-1, 1, -1)
(1, 1, -1)
(1, 1, 1)
Q. Which of the following is a solution to this system of equations?
4x + 2y – 2z = -4
2x + 2y + 2z = -2
4x + 2y + 4z = 2
(1, -3, 1)
(-1, -3, 1)
(1, -3, -1)
(3, -3, 1)
(1, -3, 3)
Q. Which of the following is a solution to this system of equations?
-x + y + z = 1
x + y = -1
y + z = 1
(1, -1, 2)
(0, -1, -2)
(0, 1, 2)
(0, 1, -2)
(0, -1, 2)
Q. Which of the following is a solution to this system of equations?
5x – y – z = 5
-3x + 2y + 2z = -3
x + 2y + z = 2
(0, 1, 0)
(1, 1, -1)
(1, 1, 1)
(-1, -1,-1)
(1, -1, 1)
Q. Which of the following is a solution to this system of equations?
4x – 8y + 8z = 4
2x – 4y – 4z = 2
-2x – 2y + 2z = 4
(-1, -1, 0)
(-1, 0, 0)
(1, -1, 0)
(-1, 1, 0)
(1, 1, 0)
Q. Which of the following is a solution to this system of equations?
3x – 3y + 6z = 9
2x + y + 2z = -2
-2x – 2y + 2z = -2
(3, 4, 2)
(3, -4, 2)
(3, 4, -2)
(3, -4, -2)
(-3, -4, -2)
Q. Which of the following is a solution to this system of equations?
5x + 5y + 5z = 5
7x + 7y – 7z = 7
-3x + 3y + 3z = -3
(0, 0, 0)
(0, 0, 1)
(0, 1, 0)
(1, 1, 0)
(1, 0, 0)
Q. Which of the following is a solution to this system of equations?
x + 2y + z = 1
-x + 2y + 2z = 1
-2x + 2y + 2z = -2
(-3, -4, -6)
(3, 4, 6)
(3, -4, 6)
(-3, -4, 6)
(3, -4, -6)
Q. Which of the following is a solution to this system of equations?
5x – 5y – 5z = 10
-x – y + z = -1
4x + 4y + 4z = 16