0.2(0.1x+0.3)=-0.8

Solution for 0.2(0.1x+0.3)=-0.8 equation:

Simplifying
0.2(0.1x + 0.3) = -0.8

Reorder the terms:
0.2(0.3 + 0.1x) = -0.8
(0.3 * 0.2 + 0.1x * 0.2) = -0.8
(0.06 + 0.02x) = -0.8

Solving
0.06 + 0.02x = -0.8

Solving for variable 'x'.

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

Add '-0.06' to each side of the equation.
0.06 + -0.06 + 0.02x = -0.8 + -0.06

Combine like terms: 0.06 + -0.06 = 0.00
0.00 + 0.02x = -0.8 + -0.06
0.02x = -0.8 + -0.06

Combine like terms: -0.8 + -0.06 = -0.86
0.02x = -0.86

Divide each side by '0.02'.
x = -43

Simplifying
x = -43