Equations

Combining Like Terms

100

3a + 4a

7a

200

-2x + 11 + 6x - 2

4x + 9

300

15n - 19n

-4n

400

6x² + 2x² - 5 - 11

8x² - 6

500

-3x - 9 +15x

12x - 9

Distributive Property

100

4(1 + 9x)

4 + 36x

200

5(1 - 7n)

5 - 35n

300

-5(7a - 6)

-35a - 30

400

4(-5f + 8)

-20f +32

500

-9(n - 4)

-9n +36

Absolute Value

100

|51|

51

200

|-3|

3

300

|45|

45

400

|54 - 75|

21

500

|5 +10 - 4|

11

Standard to y=mx+b

100

8x + y = 9

y = -8x + 9

200

x + y = 1

y = -x + 1 

300

5x + 8y = 32

y = -5/8 + 4

400

42x - 7y = 35

y = 6x - 5 

500

2x + 40y = 80

y = -1/20 + 2

Solving equations for x

100

9c + 1 = 10

c = 1

200

4p - 3 = 17

p = 5

300

3(x – 4) = 2(–2x + 1)

q = -5

400

–3(7p + 5) = 27

p = -2

500

–15b + 21 + 5b = –19

b = 4