0.1x+0.9=0.4

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Solution for 0.1x+0.9=0.4 equation: 


Simplifying
0.1x + 0.9 = 0.4

Reorder the terms:
0.9 + 0.1x = 0.4

Solving
0.9 + 0.1x = 0.4

Solving for variable 'x'.

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

Add '-0.9' to each side of the equation.
0.9 + -0.9 + 0.1x = 0.4 + -0.9

Combine like terms: 0.9 + -0.9 = 0.0
0.0 + 0.1x = 0.4 + -0.9
0.1x = 0.4 + -0.9

Combine like terms: 0.4 + -0.9 = -0.5
0.1x = -0.5

Divide each side by '0.1'.
x = -5

Simplifying
x = -5

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