| |
| |
1. |
Use substitution to solve the system of equations given below.
y = 2x
5x - y = -24 |
| |
|
A. |
(-8, -16) |
B. |
(-4, -8) |
| |
|
C. |
no solution |
D. |
infinitely many solutions |
| |
|
Hint |
|
| |
2. |
Use substitution to solve the system of equations given below.
8x - 4y = 16
2x - y = 4 |
| |
|
A. |
no solution |
B. |
infinitely many solutions |
| |
|
C. |
(0, -4) |
D. |
(2, 0) |
| |
|
Hint |
|
| |
3. |
Use elimination to solve the system of equations.
-x + 2y = 18
x + 8y = -38 |
| |
|
A. |
(-22, -2) |
B. |
 |
| |
|
C. |
 |
D. |
(-5, -1) |
| |
|
Hint |
|
| |
4. |
What is the solution of the system of equations shown below? |
| |
|
 |
| |
|
A. |
(0, 0) |
B. |
(0, -3) |
| |
|
C. |
(3, 0) |
D. |
(1, -2) |
| |
|
Hint |
|
| |
5. |
Use a graph to solve the system of equations.
y = x2
y = –x + 2 |
| |
|
A. |
(–2, 4), (1, 1) |
B. |
(4, 1), (1, –2) |
| |
|
C. |
(–2, 1), (1, 4) |
D. |
(1, 1), (4, –2) |
| |
|
Hint |
|
|
|