Algebra I
Test 15
Name
Define:
1. Slope-intercept form
2. Inequality
3. Find the equation of the line.
4. Graph y = |x + 2|
5. y = -|x| +1
x y
x y
Solve.
6. |x| = 4
7. |x – 3| = 7
8. |x - 2| - 5 = -3
9. A car costs $20.00 per day plus $.50 a mile to rent.
Find the equation of the line.
10. How much will it cost to drive 50 miles?
11. Graph the equation. Include the labels.
12. Write the equation of the line with
13. Write an equation of the line
a slope of -3 through the point (2,1).
through the points (3,-2) and (4,-3).