Combine Like Terms
Year Review
Combine Positive and Negative
100

3x + 4y + 9x + 8 + 2y + 2

12x + 6y + 10

100

(-19) + 5

-14

100

-4y + 3x -9y + 2y -8x

-11y - 5x

200

5x + 7m + 3x + 3 + 8m + 10

8x + 15m + 13

200

(-2)(-6)

12

200

14x- 3x - 5x+ 9x

9x+ 6x

300

12a + 13b + 2b + 9 + 3 + 2a

14a + 15b + 12

300

63

216

300

14 - 6 - 5 +3x +9x

3 + 12x

400

200 + 100x + 200y + 100y + 200x + 100

300 + 300x + 300y

400

Order of Operations:

(3 + 2) + 5 x 2 - 5 

30

400

-13xy+ 8x + 7y -3x -2y +3xy2

-10xy+5x +5y