100
x + 4 = 25
What is 21
100
m + 3.7 = 5.4
What is 1.7?
200
a + 13 = 26
What is 13
200
d - 17 = 9
What is 26?
200
x - 66.09 = 102.8
What is 168.89?
300
k - 83 =38
What is 121?
300
5.6 = 0.8x
What is 7?
400
x + 36 = 100
What is 64?
400
x - 327 = 64
What is 391?
400
11x = 121
What is 11?
400
28 = a/13
What is 364
400
c/0.2 = 5.5
What is 1.1?
500
452 = c + 270
What is 182?
500
a - 163 = 243
What is 406?
500
0.12 = y/12
What is 1.44?