-4(0.2x+0.3)-2.1=-0.1

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Solution for -4(0.2x+0.3)-2.1=-0.1 equation: 


Simplifying
-4(0.2x + 0.3) + -2.1 = -0.1

Reorder the terms:
-4(0.3 + 0.2x) + -2.1 = -0.1
(0.3 * -4 + 0.2x * -4) + -2.1 = -0.1
(-1.2 + -0.8x) + -2.1 = -0.1

Reorder the terms:
-1.2 + -2.1 + -0.8x = -0.1

Combine like terms: -1.2 + -2.1 = -3.3
-3.3 + -0.8x = -0.1

Solving
-3.3 + -0.8x = -0.1

Solving for variable 'x'.

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

Add '3.3' to each side of the equation.
-3.3 + 3.3 + -0.8x = -0.1 + 3.3

Combine like terms: -3.3 + 3.3 = 0.0
0.0 + -0.8x = -0.1 + 3.3
-0.8x = -0.1 + 3.3

Combine like terms: -0.1 + 3.3 = 3.2
-0.8x = 3.2

Divide each side by '-0.8'.
x = -4

Simplifying
x = -4

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