Solving Equations

Two-Step Equations

1

6x – 13 = 11

x= 4

2

3x + 5 = 14

x= 3

3

(x/2)+2 =-8

x= -20

4

(x/2)+8=10

x= 4

5

(x/3)-3=-3

x= 0

Probabilties

1

Rolling a 1 on a Dice 

1/6

2

Roll an even number on a dice 

3/6 = 1/2

3

A coin is flipped 100 times, and lands on heads 40 times. What was the experimental probability of landings on heads 

40/100

4

I flip a coin 40 times, what is the theoretical probabiltiy that it lands on tails 

20/40 = 1/2 

5

A bag has 3 red, 4 blue, and 5 green marbles. What is the probability we picking a green marble? 

5/12 

Multi-Step Equations

1

Solving Equations

x + 3x = 8

x = 2

2

Solving Equations

 5x + 5  = 30

x = 5

3

Solving Equations

25 = 3x + 4 + 4x

x = 3

4

Solving Equations

20 = 2(2a + 6) 

a= 2

5

Solving Equations

28 = 7(k + 3)

k = 1

Superheros

1

Who is a superhero that runs super fast (not Mr.Marc) 

THE FLASH 

2

Iron Man / Captain America / Thor / Hulk / 

Are apart of a team called "The _____"

THE AVENGERS

3

What is Spidermans real name 

x = 4

4

What is Iron Man's Real name? 

Tony Stark

5

What is Batman's real name 

BRUCE WAYNE