-8(0.1x+0.4)-0.9=-0.1

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Solution for -8(0.1x+0.4)-0.9=-0.1 equation: 


Simplifying
-8(0.1x + 0.4) + -0.9 = -0.1

Reorder the terms:
-8(0.4 + 0.1x) + -0.9 = -0.1
(0.4 * -8 + 0.1x * -8) + -0.9 = -0.1
(-3.2 + -0.8x) + -0.9 = -0.1

Reorder the terms:
-3.2 + -0.9 + -0.8x = -0.1

Combine like terms: -3.2 + -0.9 = -4.1
-4.1 + -0.8x = -0.1

Solving
-4.1 + -0.8x = -0.1

Solving for variable 'x'.

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

Add '4.1' to each side of the equation.
-4.1 + 4.1 + -0.8x = -0.1 + 4.1

Combine like terms: -4.1 + 4.1 = 0.0
0.0 + -0.8x = -0.1 + 4.1
-0.8x = -0.1 + 4.1

Combine like terms: -0.1 + 4.1 = 4
-0.8x = 4

Divide each side by '-0.8'.
x = -5

Simplifying
x = -5

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