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```Name: ___________________________________Date: ____________________Period:_______________
Final Exam Review # 2: Linear
Due: May 17th, 2013
1. The equation, y = 20 – 4x, gives the amount of water in the pool after x minutes. Graph the equation.
Find its intercepts. Describe the meaning of the y-intercept. What is the slope of the line? Label and
scale both axes on the provided graph accurately.
x-intercept: __________ y-intercept: _________
Meaning of y- intercept:
_________________________________________
Julie is running a 5-kilometer race. She ran one kilometer every 6 minutes. Julie’s distance from the
1
finish line after x minutes is represented by the equation: y = 5 - x. Find the x-intercept and describe its
6
meaning.
2.
Meaning of x-intercept: ______________
Meaning of y-intercept: _________________________
3. Write an equation to represent the pattern in the table in slope-intercept form:
___________________________________
4. Write the equation of the line below in slope-intercept form: _____________________
6. Write the equation of a line in slope intercept form if the following is given:
a. m=
2
and passes through the point (-6, 2)
3
b. passes through the points: (2, -2) and (5, 7)
7. Write each equation in slope-intercept form. Then graph the line describe by the equation.
a. 3x – y = 2
b. y + 3= -2(x – 1)
___________________________
____________________________
8. Write the equation of a line in slope-intercept form (if possible) if the following is given:
a.
Line passes through the point (4, -2) and has no slope.
b.
Line passes through the point (4, -1) and is parallel to : y + 5x = -3.
c.
Line passes through the point (3, -5) and is perpendicular to : 5x + 2y = 10.
9. Write the equation of the lines below in slope intercept form:
_________________________________
______________________________
10. Is the table below linear? ___________ If so, write an equation or explain why not. __________________________
x
y
1
6
2
9
3
12
4
15
```
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