0.4x+0.8x-4=2

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Solution for 0.4x+0.8x-4=2 equation:


Simplifying
0.4x + 0.8x + -4 = 2

Reorder the terms:
-4 + 0.4x + 0.8x = 2

Combine like terms: 0.4x + 0.8x = 1.2x
-4 + 1.2x = 2

Solving
-4 + 1.2x = 2

Solving for variable 'x'.

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

Add '4' to each side of the equation.
-4 + 4 + 1.2x = 2 + 4

Combine like terms: -4 + 4 = 0
0 + 1.2x = 2 + 4
1.2x = 2 + 4

Combine like terms: 2 + 4 = 6
1.2x = 6

Divide each side by '1.2'.
x = 5

Simplifying
x = 5

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