Final Review S1

Adding/Subtracting Rational Numbers

100

1/2 + 1/2

1

200

4/5 + 1/3

1_2/15

300

5/8 - 1/7

27/56

400

3 - 3/7

2_4/7

500

-1_1/2 - 1_1/6

-2_2/3

Equations on Both Sides

100

-2x = x - 7 - 8

x = 5

200

-3 + 5x = 4x - 10

x = -7

300

6x + 2 + x - 3 = 8x - 8

x = 7

400

-7(4x + 7) = 3 + 4(-4 - 6x)

x = -9

500

2(1 + 6x) + 2(3 - 6x) = 7x - 5x

x = 4

Absolute Value Inequalities

100

|x| + 5 ≥ 11

x ≥ 6 OR x ≤ -6

200

|x - 2| - 5 < -2

-1 < x < 5; -1 < x AND x < 5

300

|10x - 4| < 34

-3 < x < 3_4/5; -3 < x AND x < 3_4/5

400

7|x/3| - 9 < 12

-9 < x < 9; -9 < x AND x < 9

500

9|1 + 8x| - 3 ≥ 78

x ≥ 1 OR x ≤ -1_1/4

Multi-Step Equations

100

3 = x + 3 - 5x

x = 0

200

6 = -3(x + 2)

x = -4

300

-6(-6x + 2) = -228

x = -6

400

3(6x - 1) - 7(1 - 3x) = 68

x = 2

500

-6(-8x + 6) + 8(-4 + x) = -12

x = 1

Random

100

Where is the 2022 World Cup taking place?

Qatar

200

What does "DC" stand for? (Superhero Movies)

Detective Comics

300

How many Harry Potter films have been made?

8 

400

What year was YouTube founded?

2005

500

How many countries are there in the United Kingdom?

4; England, Scotland, Wales, & Northern Ireland