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Expressions
One step equations
two step equations
distributive law
combining like terms
100

x + y + y ;use x = 9, and y = 10

29

100

-15x = 0

0

100

9x − 7 = −7

x = 0

100

6x + 1 + 2 

6x + 3

100

−6k + 7k

k

200

2(2+x); x = 1

2x + 4

200

−16 + x = −15

1

200

−9x + 1 = −80

x = 9

200

14x + 2 + 2y + 3

14x + 2y + 5

200

12r − 8 − 12

12r - 20

300

x3 ÷ 3 − y; use x = 3, and y = 1

8

300

21 = −7n

-3

300

0 = 4 + n/5

n = -20

300

-6(a + 8)

-6a - 48

300

n − 10 + 9n − 3

10n - 13

400

y/2 + x + 4 + z + y; use x = 7, y = 2, and z = 4

18


400

−17x = −204

12

400

2(n + 5) = −2

n = -6

400

(−6p + 7) ⋅ −4

24p - 28

400

−5n + 3(6 + 7n)

16n + 18

500

c × bc/4 − (7 − a); use a = 4, b = 8, and c = 5

47

500

−5 = a/18

-90


500

−243 = −9(10 + x)

17

500

(1 + 9x)(x −10)

9x2 + x - 100

500

−9(6m − 3) + 6(1 + 4m)

−30m + 33