Combining Like Terms

With Addition

100

2x + 5x + 2

7x + 2

200

12x + 15 + 7 + x

13x + 22

300

15x + 3y + 3 + 2x

17x + 3y + 3

400

3 + 3x + 5y + 6x + 7y + 2

5 + 9x + 12y

500

17x + 4y + 22y + 2c + 14 + 8x + 2

25x + 26y + 2c + 16

With Subtraction

100

6y - 2y 

4y

200

12x + 5 - 2x - 3

10x + 2

300

6x - x + 7y - 4y - 8

5x + 3y - 8

400

16x - 7 - 9x + 2y - y - 3c

7x - 7 + y - 3c

500

15x² + 3x - 16 - 3x² - 2x

12x² + x - 16

With Multiplication

100

3(2x)

6x

200

3y + 2(y - 6)

5y - 6

300

5(4x) + 10(2x)

40x

400

15x - 3(4x +2y) - y

3x - y

500

40x + 12 + 2(15x - 5) - 3x

7x - 2

PEMDAS

100

4(2) + 6 

14

200

2³ - 4 + 6(7)

46

300

(4² - 15) + 2(8 - 3)²

51

400

3³ + 3(4² / 2) - 15

36

500

(12 - 5)² - 19 + 2(5² - 16)

48

Plug in X & Y

100

When x = 3

5 + 2(x)

11

200

When x = 16

2 + (x - 4) + 2³

22

300

When X = 5 and Y = 2

(x² - 17) + (6 - y)²

24

400

When X = 12 and Y = 4

7(x - y) + x - 15 

53

500

When X = 2 and Y = 11 and C = 7

C(Y - x) - (Y + x²)

48