X = 4
2X + 30 = 94
X = 6
5X + 4 = 104
3X + 6 = 15
6X - 3 = 39
X = 20
X = 19
X = 3
25X - 625 = 0
X = 25
8X - 32 = 0
X = 7
X + 2 = 21
X = 1
7X + 5 = 47
5X + 75 = 25
2X = 2
X = -10
X = 32