Show:
Simplifying Expressions
Solving by Elimination
Word Problems
Grab Bag (Mixed Review)
100

Simplify the Expression

4(3x+2) - 6(x+2)

6x - 4

100
The solution to the system of equations:

r + s = -6
r - s = -10

What is (-8, 2)?
100

What is the slope between the points (0, -4) and (30,-9)?

-(1/6)

200

Simplify the expression

8(5k + 7) - 10(6k - 7)

-20k + 126

200
The solution to the system:

8a + 5b = 9
2a - 5b = -4

What is (0.5, 1)?
200

Find the 5 key pieces of information needed to create a box plot for the following data set:

5, 5, 6, 9, 10, 14, 16, 16, 16, 17, 17

min = 5

Q1 = 6

med = 14

Q3 = 16

Max = 17

300

Simplify the expression

10y - 6(-5y + 2)

40y - 12

300
The solution to the system:

2x + 3y = 6
3x + 5y = 15

What is (-15, 12)?
300

The sum of two numbers is 104. Their difference is 68. What are the numbers?

86 and 18

300

What is the mode of the following data set?

3, 4, 4, 5, 5, 4, 6, 6, 7, 8, 5, 4, 9, 9, 10

mode = 4

(Most Often)

400

Simplify the expression

5x(3x + 2) - 6(2x + 4)

15x2 - 2x -24

400
The solution to the system

2a - 4b = 12
-8a + 16b = -48

What is infinitely many solutions?
400

A shopper bought 6 shirts and 8 hats for $700. A week later, at the same prices, he bought 9 shirts and 6 hats for $660. What was the cost of one shirt?

$30

400

Solve the following inequality:

10 -3(-5x - 6) < -9x - 5 + 8

(Your answer will be a fraction)

x < - (25/24)

500

Simplify the expression

-2x(3x - 4) - 2(3x - 8)

-6x2 +2x +16

500
The solution to the system:

(1/3)x + (1/4)y = 10
(1/3)x - (1/2)y = 4

What is (24, 8)
500

Tickets to a football game cost $5 if purchased before the day of the game. They cost $7.50 if purchased at the game. For a particular game, 600 tickets were sold and they made $3500. How many of each ticket were sold?

400 advanced tickets, 200 game-day tickets

500

When is everything for this year due? Including the final exam and all make up materials

Wednesday!