Solving Systems by Elimination Quiz
1. What is the y-coordinate of the solution pair for the system below? The x-coordinate of the solution pair has been determined as shown using the elimination method.
a. y = 3
b. y = 2
c. y = 1
d. y = 0
2. Which equation will result when the two equations of the system below are added together?
a. 7x – 4y = 14
b. 7x + 4y = 14
c. 7x = 14
d. x – 4y = 2
3. Alexandria used the elimination method to begin solving the following system of equations. What will be her final solution?
a. x = 2, y = 2
b. x = 3/2, y = 2
c. x = -3/2, y = 2
d. x = -2/3, y = 7
4. A system of equations is shown below.
4x – 5y = -10
2x – 7y = 4
Which operations on the system of equations will isolate the y variable?
a. Multiply the second equation by 2 and add the result to the first equation.
b. Multiply the second equation by -2 and add the result to the first equation.
c. Multiply the first equation by 7 and the second equation by 5 and add the resulting equations.
d. Multiply the first equation by -7 and the second equation by -5 and add the resulting equations.
5. A system of equations is shown below.
3x + 2y = -4
x + 3y = 1
If the second equation is multiplied by a constant and the result is added to the first equation, which equation could result?
a. -7y = -7
b. -2x = 5
c. 5y = -3
d. 11x = -10
6. Use the elimination method to solve the system of equations.
2x + 3y = 19
8x – 3y = -14
a. (1/2, 6)
b. (6, ½)
c. (3.3, 4)
d. (0.5, -6)
7. Use the elimination method to determine which is a solution to the system of equations below.
x + 2y = 12
-x + 4y = 18
a. (6, 3)
b. (0, 3)
c. (1. 5)
d. (2, 5)
8. Use the elimination mehtod to solve the system below for x and y.
6x + y = 51
x – 2y = 2
a. (8, 3)
b. (3, 8)
c. (3, -8)
d. (-8, 3)
.
Solving Systems by Elimination Quiz1. What is the y-coordina.docx
1. Solving Systems by Elimination Quiz
1. What is the y-coordinate of the solution pair for the system
below? The x-coordinate of the solution pair has been
determined as shown using the elimination method.
a. y = 3
b. y = 2
c. y = 1
d. y = 0
2. Which equation will result when the two equations of the
system below are added together?
a. 7x – 4y = 14
b. 7x + 4y = 14
c. 7x = 14
d. x – 4y = 2
2. 3. Alexandria used the elimination method to begin solving the
following system of equations. What will be her final solution?
a. x = 2, y = 2
b. x = 3/2, y = 2
c. x = -3/2, y = 2
d. x = -2/3, y = 7
4. A system of equations is shown below.
4x – 5y = -10
2x – 7y = 4
Which operations on the system of equations will isolate the y
variable?
a. Multiply the second equation by 2 and add the result to the
first equation.
b. Multiply the second equation by -2 and add the result to the
first equation.
c. Multiply the first equation by 7 and the second equation by 5
and add the resulting equations.
d. Multiply the first equation by -7 and the second equation by -
5 and add the resulting equations.
3. 5. A system of equations is shown below.
3x + 2y = -4
x + 3y = 1
If the second equation is multiplied by a constant and the result
is added to the first equation, which equation could result?
a. -7y = -7
b. -2x = 5
c. 5y = -3
d. 11x = -10
6. Use the elimination method to solve the system of equations.
2x + 3y = 19
8x – 3y = -14
a. (1/2, 6)
b. (6, ½)
c. (3.3, 4)
d. (0.5, -6)
4. 7. Use the elimination method to determine which is a solution
to the system of equations below.
x + 2y = 12
-x + 4y = 18
a. (6, 3)
b. (0, 3)
c. (1. 5)
d. (2, 5)
8. Use the elimination mehtod to solve the system below for x
and y.
6x + y = 51
x – 2y = 2
a. (8, 3)
b. (3, 8)
c. (3, -8)
d. (-8, 3)
