Adding
Combine like terms
Like terms ? Not like terms?
Distributive Property
Subtracting
100

8a + 15a + a + 9

24a + 9

100

-10 ( w + 5 ) + 17w + 31

7w - 19

100

7x + 7

Not !

100

5 ( x - 12 )

5x - 60

100

21b - 11b - 10 - 12b  

-2b - 10

200

5x + 35 + 3x + 2

8x + 37

200

19a - 6b - 17a - 3b + 9b - 2a

0

200

3x + 2y + 2xy

Not !

200

-7 ( m +  11 )

-7m - 77

200

12c - 6c - (-30)

6c + 30

300

32 + 12t + 16t + 8 

28t + 40

300

-21f - 6 ( 2f - 6 ) + 18f

-15f + 36

300

3x - 4x + x

Like terms !!

300

12 ( -t - 4 )

-12t - 48 

300

5z - 55 - 26 - z

4z - 81

400

6p + 32 + 16p + 2 + 4p

26p + 34

400

-11 ( 4r + 7q ) + 20q - 19r

-63r - 57q

400

10xy - 3xy - 3x - 4xy

Not !!

400

-13 ( 3m - 7n )

-39m + 91n 

400

-7d - (-40) + 8d

d + 40

500

m + 20n + 25m + 6n

26m + 26n

500

53t - 5 ( 13t - 20r ) + 17 - 47t

-59t + 100r + 17

500

3ab + 2ab + 7ba

Like terms !!

500

-14 ( -8y - 11z)

112y + 154z

500

-15j - 18k - 24j - 18k

-39j - 36k

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