Algebra and Algebraic Thinking

18 + f = 30

f = ?

• 12

• 10

• 48

• 22

g - 14 = 50

• 36

• 64

• 74

• 26

Edward's pizza had 23 pepperonis. Then he picked off n pepperonis. Now there are 12 pepperonis left. What algebraic equation shows this situation?

• 12n = 23

• n + 23 = 12

• 23 + 12 = n

• 23 - n = 12

Create an algebraic expression that represents 8 more than z

• z - 8
• z + 8
• 8 - z

Solve for x
x + 3 = 17

• 16
• 14
• 13
• 15

Balance this equation:

38 - 11 = 10 + __

• 17

• 27

• 37

• 47

8 + __ = 56

• H / 3

• H - 6

• H - 8

• H / 4

What equation matches this situation?
Caryn had some video games. Then she bought 4 more.  Now she has a total of 10 games.

• v - 4 = 10
• v + 4 = 10
• 10 - 4 = v
• Answer not Given

Balance this equation:

14 + __ = 20 - 3

• = 10

• = 7

• = 3

• =5

Balance this equation:

7 + 8 = 30 - __

• 15

• 10

• 18

• 17