Show:
Evaluating Expressions
Combining (Addition)
Combining (Subtraction)
Combining Like Terms
(Add & Subtract Mix)
Evaluating Expressions
100

x - 7 when x = 18

Answer : 11

x - 7 when x = 18

18 - 7 = 11

100
8a + 15a + a + 9
What is 24a + 9
100
21b - 11b - 10 - 12b
What is -2b - 10
100
-7w - 5 + 17w + 15
What is 10w + 10
100

y ÷ 3 + 1 when y = -24

Answer = -7

y ÷ 3 + 1 when y = -24

-24 ÷ 3 + 1 

-8 + 1

-7

200

-12b when b = -4

Answer : 48

-12b when b = -4

-12(-4) = 48

200
5x + 35 + 3x + 2
What is 8x + 37
200
12c - 6c - (-30)
What is 6c + 30
200
19a - 6b - 17a - 3b + 9b - 2a
What is 0
200

50 - 3k when k = 10

Answer = 20

50 - 3k when k = 10

50 - 3(10)

50 - 30

20

300

(h + 2)2  when h = -8

Answer : 36

(h + 2)2  when h = -8

(-8 + 2)2 

(-6)2 

36

300
32 + 12t + 16t + 8
What is 28t + 40
300
5z - 55 - 26 - z
What is 4z - 81
300
-2f - 1f - (-6) + 5f
What is 2f + 6
300

c ÷ a + b when a = -6, b = 2, c = 30

Answer = -3

c ÷ a + b when a = -6, b = 2, c = 30

30 ÷ (-6) + 2 

-5 + 2 

-3

400

(v - 5) ÷ 5 when v = 40

Answer = 7

(v - 5) ÷ 5 when v = 40

(40 - 5) ÷ 5

35 ÷ 5

7

400
6p + 32 + 16p + 2 + 4p
What is 26p + 34
400
-7d - (-40) + 8d
What is d + 40
400
-5r + 3q - 8q - r
What is -6r -5q
400

5ab2c when a =-6, b= 2, and c = 30

Answer = -360

5ab2c when a =-6, b= 2, and c = 30

5(-6)(22)(30) 

5(-6)(4)(30)

(-30)(4)(30)

(-120)(30)

-360

500

-3(a + b) when a = -6 and b = 2

-3(a + b) when a = -6 and b = 2

-3(-6 + 2)

-3(-4)

12

500
m + 20n + 25m + 6n
What is 26m + 26n
500
-15j - 18k - 24j - 18k
What is -39j - 36k
500
53t - (-20r) + 17 - 10t
What is 43t + 20r +17
500

2(a - 1)2 + 3b when a = -6 and b = 2

Answer = 104

2(a - 1)2 + 3b when a = -6 and b = 2

2(-6 - 1)2 + 3(2) 

2(-7)2 + 3(2)

2(49) + 3(2)

98 + 3(2)

98 + 6

104