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Addition
Subtraction
Multiplication
Division
Variables on Both Sides
100

X + 32 = 45

What is x = 13

100
x - 7 = 12
What is x = 19
100
3x = 15
What is x = 5
100
x/2 = 16
What is x = 32
100

2x + 7 = x - 9

x = -16

200

19 + n = 38

What is n = 19

200
n - 19 = 22
What is n = 41
200
8x = 48
What is x = 6
200
n/4 = 9
What is n = 36
200

3x + 10 = 2x - 4

-14

300

y + 21 = 47

What is y = 26

300

-2(y - 22) = 20

What is y = 12

300

12x + 4= 40

What is x = 3

300

y/21 + 2 = 4

What is y = 42

300

5x - 6 = 3x - 10

x = -2

400

58 + a = 133

What is a = 75

400

2a + a - 50 = 40

What is a = 30

400

13x - 10 = 68

What is x = 6

400

a/7 - 3 = 4

What is a = 49

400

2(x+6) = 2x + 12

Infinitely Many Solutions

500
m + 207 = 213
What is m = 6
500

2(m - 12) = 6

What is m = 15

500

44x - 6 = 170

What is x = 4

500

m/15 + 6 = 9

What is m = 45

500

3x + 2x - 7 = 5(x+4)

No Solution