| |
| |
1. |
Find two solutions of 3x + 1 = y. Write the solutions as a set of ordered pairs. |
| |
|
A. |
{(0, 1), (2, 6)} |
B. |
{(3, 10), (6, 20)} |
| |
|
C. |
{(4, 13), (5, 15)} |
D. |
{(1, 4), (3, 10)} |
| |
|
Hint |
|
| |
2. |
Copy and complete the table for the equation y = 3x + 2. |
| |
|
 |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
3. |
How many ordered pairs are possible for the equation 4 - 2x = y? |
| |
|
A. |
one |
B. |
an infinite number |
| |
|
C. |
four |
D. |
None of these is correct. |
| |
|
Hint |
|
| |
4. |
Use x = -2 and 4 to find two solutions of y = -5x – . |
| |
|
A. |
,  |
| |
|
B. |
,  |
| |
|
C. |
,  |
| |
|
D. |
, |
| |
|
Hint |
|
| |
5. |
Find two solutions of y = 1.3x + 2.5. |
| |
|
A. |
(-6.2, -5.56), (3.9, 7.57) |
| |
|
B. |
(-5.1, -4.13), (0, 2.4) |
| |
|
C. |
(-5.9, 10.17), (3.2, 6.66) |
| |
|
D. |
(-2.9, 1.27), (1.7, 4.71) |
| |
|
Hint |
|
|
|