0.4(x+3)+0.8x=

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Solution for 0.4(x+3)+0.8x= equation:


Simplifying
0.4(x + 3) + 0.8x = 0

Reorder the terms:
0.4(3 + x) + 0.8x = 0
(3 * 0.4 + x * 0.4) + 0.8x = 0
(1.2 + 0.4x) + 0.8x = 0

Combine like terms: 0.4x + 0.8x = 1.2x
1.2 + 1.2x = 0

Solving
1.2 + 1.2x = 0

Solving for variable 'x'.

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

Add '-1.2' to each side of the equation.
1.2 + -1.2 + 1.2x = 0 + -1.2

Combine like terms: 1.2 + -1.2 = 0.0
0.0 + 1.2x = 0 + -1.2
1.2x = 0 + -1.2

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

Divide each side by '1.2'.
x = -1

Simplifying
x = -1

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