1. Solve using the Elimination Method.

2r - 7s = -57 7r %2B 2s = 39
What is the solution set ______?

2. Simplify
-8[-90-(-60-14)]= ______

3. Solve using the Substition Method.
5x %2B 7y = 41 x = 61 - 8y
What is the solution _______?

4. On three consecutive passes, a football team gains 9 yards, loses 22 yards, and gains 18 yards. What number represents the total net yardage?
The total net yardage is _____ yards.

5. Solve using the multiplication principle.
-6x > 1/13 The solution is x/x __ __.

6. Solve
-0.5<-30 The solution is x/___.

7. Evaluate a%2Bb/10 for a=80 & b=10.
a%2Bb/10 = ____.

8. Solve
5/8x %2B 1/16x = 9/16 %2B x
The solution is x=____.

9. The equation y=-1777x %2B 27.153 can be used to predict the number of gun deaths in the United States. x years after 2000, that is x=0 corresponds to 2000 x=3 corresponds to 2003, x=5 corresponds to 2005 and so on. Predict the number of gun deaths in 2005 and 2009. Also in what year will the number of gun deaths be 9383?
a. The predicted gun deaths in 2005 will be _____.
b. The predicted gun deaths in 2009 will be _____.
c. The predicted number of gun deaths will be 9383 in the year ______?

10. Solve by using the Elimination Method.
3x %2B 4y = 2 6x %2B 8y = = 4
The solution system is ______.

11. Solve the following system of equations.
x %2B 8y = 6 (1) x = 8 - 8y (2)
What is the solution of the system_____?

12. Use the distributive property to help solve the equation.
4(w-2)= -8 w=_____.

13. Trains A and B are traveling in the same direction on parallel tracks. Train A is traveling at 100 miles per hour and train B is traveling at 110 miles per hour. Train A passes the station at 6:15 AM, if train B passes the same station at 6:27 AM. At what time will train B catch up to train A?
When will train B catch up with train A ___:____ (am or pm)?

14. Solve -19<3x-8<-3
The solution is x/____< x < ____.

15. -6/5 multiplied by (7/6)= _______.

16. Find the slope.
(-4,0) and (0,1)
m = _____.

17. Solve for the indicated letter.
b = 4c solve for c The solution is c = ____.

18. Solve 8x - (6x %2B 5) = 1
The solution is x = ____.

19. Solve using the multiplication principle.
-1/6x = -9/10 The solution is _____.

20. Find the slope if it exists.
x = -3 m = ______.