Distribution
15x + 3
5x = 10
x = 2
10 + x = 25
x = 15
52
25
3(x+2)
3x + 2
10x = 100
x = 10
3 + x = 12
x = 9
32
9
5(x - 5)
5x - 25
1x = 10
x = 10
-5 + x = 10
x = 15
102
100
10(3x+5)
30x+50
11x = 88
x = 8
x - 6 = 5
x = 11
82
15(3x - 15)
45x - 225
15x = 45
x = 3
x + 6 = 56
x = 50
132
169