.8x+.2=3[.2x+(-2)]-4

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Solution for .8x+.2=3[.2x+(-2)]-4 equation: 


Simplifying
0.8x + 0.2 = 3[0.2x + (-2)] + -4

Reorder the terms:
0.2 + 0.8x = 3[0.2x + (-2)] + -4
0.2 + 0.8x = 3[0.2x + -2] + -4

Reorder the terms:
0.2 + 0.8x = 3[-2 + 0.2x] + -4
0.2 + 0.8x = [-2 * 3 + 0.2x * 3] + -4
0.2 + 0.8x = [-6 + 0.6x] + -4

Reorder the terms:
0.2 + 0.8x = -6 + -4 + 0.6x

Combine like terms: -6 + -4 = -10
0.2 + 0.8x = -10 + 0.6x

Solving
0.2 + 0.8x = -10 + 0.6x

Solving for variable 'x'.

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

Add '-0.6x' to each side of the equation.
0.2 + 0.8x + -0.6x = -10 + 0.6x + -0.6x

Combine like terms: 0.8x + -0.6x = 0.2x
0.2 + 0.2x = -10 + 0.6x + -0.6x

Combine like terms: 0.6x + -0.6x = 0.0
0.2 + 0.2x = -10 + 0.0
0.2 + 0.2x = -10

Add '-0.2' to each side of the equation.
0.2 + -0.2 + 0.2x = -10 + -0.2

Combine like terms: 0.2 + -0.2 = 0.0
0.0 + 0.2x = -10 + -0.2
0.2x = -10 + -0.2

Combine like terms: -10 + -0.2 = -10.2
0.2x = -10.2

Divide each side by '0.2'.
x = -51

Simplifying
x = -51

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