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100

a number plus 27 is 32

t + 25 = 32

100

a number n minus 105 is 95

n - 105 = 95

100

a number r times 16 is 32

16r = 32

100

Divide c by 2 is 6

c/2 = 6

200

the sum of 47 and p is 55

47 + p = 55

200

the difference between a number w and 15 is  6

w - 15 = 6

200

20 multiplied by p is equal to 100

20 p = 100

200

15 over w is equal to 5

15/w = 5

300

938 increased by m is 1000

938 + m = 1000

300

90 subtracted from r is equal to 10

r - 90 = 10

300

The product of y and 45 is 90

45 y = 90

300

twice a number v divided by 3 is 4

2v/3 = 4

400

a number y more than 70 is equal to 84

70 + y = 84

400

1200 less than a number n is 350

n - 1200 = 350

400

Mary is y years old. Pam is twice Mary's age. 

2y

400

Twice a number n added to 24 is 30

24 + 2n

500

600 added to a number k is equal to 700

k + 600 = 700

500

The difference between twice a number y and 17 is 3.

2y - 17 = 3

500

12 added to thrice a number n is equal to 30

3n + 12 = 30

500

64 increased by the product of n and 2 is equal to 70

64 + 2n = 70