Question

0.2(60) + 0.05x = 0.10(60 + x)

Answer 1

First resolve the brackets to get
12 + 0.05x = 6 + 0.10x7
Now separate the x terms on one side and constants on the other
0.05x - 0.10x = 6 - 12
- 0.05x = - 6
x = -6/-0.05
x = 120