100
x + 4 = 25
What is 21
100
m - 3.7 = 2.4
What is 6.1
200
d - 7 = -9
What is -2
200
x +66.09 = 102.8
What is 36.71
300
k - 83 =121
What is 204
400
x + 36 = -100
What is -136
400
x + 327 = 665
What is 338
400
28 = a/13
What is 364
400
c/0.29 = 5.5
What is 1.595
500
27 = c + 27
What is 0
500
a + 163= 392
What is 229
500
80 = x/15
What is 1200
500
0.12 = y/0.12
What is 0.0144