0.3(0.1x-0.5)=1.2

Solution for 0.3(0.1x-0.5)=1.2 equation:

Simplifying
0.3(0.1x + -0.5) = 1.2

Reorder the terms:
0.3(-0.5 + 0.1x) = 1.2
(-0.5 * 0.3 + 0.1x * 0.3) = 1.2
(-0.15 + 0.03x) = 1.2

Solving
-0.15 + 0.03x = 1.2

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '0.15' to each side of the equation.
-0.15 + 0.15 + 0.03x = 1.2 + 0.15

Combine like terms: -0.15 + 0.15 = 0.00
0.00 + 0.03x = 1.2 + 0.15
0.03x = 1.2 + 0.15

Combine like terms: 1.2 + 0.15 = 1.35
0.03x = 1.35

Divide each side by '0.03'.
x = 45

Simplifying
x = 45