.1(.1x+.3)=-.8

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Solution for .1(.1x+.3)=-.8 equation: 


Simplifying
0.1(0.1x + 0.3) = -0.8

Reorder the terms:
0.1(0.3 + 0.1x) = -0.8
(0.3 * 0.1 + 0.1x * 0.1) = -0.8
(0.03 + 0.01x) = -0.8

Solving
0.03 + 0.01x = -0.8

Solving for variable 'x'.

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

Add '-0.03' to each side of the equation.
0.03 + -0.03 + 0.01x = -0.8 + -0.03

Combine like terms: 0.03 + -0.03 = 0.00
0.00 + 0.01x = -0.8 + -0.03
0.01x = -0.8 + -0.03

Combine like terms: -0.8 + -0.03 = -0.83
0.01x = -0.83

Divide each side by '0.01'.
x = -83

Simplifying
x = -83

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