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1. |
Find a solution for the equation y = 4x - 3. |
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A. |
(0, 0) |
B. |
(5, 2) |
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C. |
(4, -3) |
D. |
(-4, -19) |
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Hint |
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2. |
Solve y = 7x + 8 if the domain is {-4, -2, 0, 2}. |
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A. |
{-4, -2, 0, 2} |
B. |
{-22, -8, 6, 20} |
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C. |
{-20, -6, 8, 22} |
D. |
{-36, -22, -8, 6} |
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Hint |
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3. |
An equation written in the form y = mx + b is in |
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A. |
y-intercept form |
B. |
slope-intercept form |
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C. |
x-intercept form |
D. |
both intercept form |
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Hint |
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4. |
Find the x-intercept and y-intercept of the equation . |
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A. |
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B. |
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C. |
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D. |
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Hint |
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5. |
The system of equations graphed below has |
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A. |
no solution. |
B. |
none of these. |
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C. |
infinitely many solutions. |
D. |
one solution. |
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Hint |
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6. |
Which ordered pair is a solution of y < -4x - 5? |
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A. |
(1, -3) |
B. |
(0, 6) |
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C. |
(-7, 0) |
D. |
(2, 3) |
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Hint |
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7. |
Which of the following is (are) true about functions? |
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A. |
All of these |
B. |
In a function, each member of the domain is paired with one and only one member of the range. |
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C. |
Functions pass the vertical line test. |
D. |
Functions are relations. |
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Hint |
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8. |
Functions can be expressed using which of these? |
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A. |
ordered pairs |
B. |
tables |
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C. |
all of these |
D. |
graphs |
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Hint |
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9. |
Find the x- intercept of 4x – 6y = 24. |
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A. |
-6 |
B. |
4 |
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C. |
-4 |
D. |
6 |
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Hint |
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10. |
Find the slope of the line. |
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A. |
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B. |
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C. |
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D. |
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Hint |
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11. |
Find the slope of the line that passes through (-10, 5) and (2, 5). |
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A. |
0 |
B. |
-12 |
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C. |
undefined |
D. |
-8 |
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Hint |
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12. |
Find the rate of change between two points on a graph that are located at (4, 3.2) and (6, 5.9). |
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A. |
-1.35 |
B. |
-0.74 |
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C. |
0.74 |
D. |
1.35 |
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Hint |
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13. |
Suppose y varies directly with x and y = -10 when x = 5. Write an equation relating x and y. |
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A. |
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B. |
y = 2x |
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C. |
y = -2x |
D. |
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Hint |
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14. |
Which of the following is the equation of the given graph? |
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A. |
y = -5x – 2 |
B. |
y = -5x + 2 |
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C. |
y = 5x – 2 |
D. |
y = 5x + 2 |
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Hint |
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15. |
Write an equation in slope-intercept form for the line graphed. |
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A. |
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B. |
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C. |
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D. |
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Hint |
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16. |
Use the table of values to write an equation in slope-intercept form. |
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A. |
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B. |
y = -3x – 31 |
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C. |
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D. |
y = 3x + 11 |
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Hint |
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17. |
Write an equation in slope-intercept form for the best-fit line of a scatter plot which contains the points (4, 60) and (9, 135). |
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A. |
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B. |
y = -15x |
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C. |
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D. |
y = 15x |
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Hint |
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18. |
A scatter plot contains the points (2, 8) and (19, 59). Write an equation in slope-intercept form for the best-fit line of the scatter plot. |
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A. |
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B. |
y = -3x + 15 |
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C. |
y = 3x + 2 |
D. |
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Hint |
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19. |
Solve the system of equations given byy = 2x – 7 and y = 5. |
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A. |
(6, 5) |
B. |
(-1, 5) |
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C. |
(5, 3) |
D. |
(3, 5) |
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Hint |
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20. |
Match the graph shown with the correct inequality. |
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A. |
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B. |
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C. |
y > 3x + 6 |
D. |
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Hint |
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