0.2x-0.4-(0.4x+1.2)=-0.6x

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Solution for 0.2x-0.4-(0.4x+1.2)=-0.6x equation:


Simplifying
0.2x + -0.4 + -1(0.4x + 1.2) = -0.6x

Reorder the terms:
0.2x + -0.4 + -1(1.2 + 0.4x) = -0.6x
0.2x + -0.4 + (1.2 * -1 + 0.4x * -1) = -0.6x
0.2x + -0.4 + (-1.2 + -0.4x) = -0.6x

Reorder the terms:
-0.4 + -1.2 + 0.2x + -0.4x = -0.6x

Combine like terms: -0.4 + -1.2 = -1.6
-1.6 + 0.2x + -0.4x = -0.6x

Combine like terms: 0.2x + -0.4x = -0.2x
-1.6 + -0.2x = -0.6x

Solving
-1.6 + -0.2x = -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.
-1.6 + -0.2x + 0.6x = -0.6x + 0.6x

Combine like terms: -0.2x + 0.6x = 0.4x
-1.6 + 0.4x = -0.6x + 0.6x

Combine like terms: -0.6x + 0.6x = 0.0
-1.6 + 0.4x = 0.0

Add '1.6' to each side of the equation.
-1.6 + 1.6 + 0.4x = 0.0 + 1.6

Combine like terms: -1.6 + 1.6 = 0.0
0.0 + 0.4x = 0.0 + 1.6
0.4x = 0.0 + 1.6

Combine like terms: 0.0 + 1.6 = 1.6
0.4x = 1.6

Divide each side by '0.4'.
x = 4

Simplifying
x = 4

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