0.3x+0.4=-0.5

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Solution for 0.3x+0.4=-0.5 equation: 


Simplifying
0.3x + 0.4 = -0.5

Reorder the terms:
0.4 + 0.3x = -0.5

Solving
0.4 + 0.3x = -0.5

Solving for variable 'x'.

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

Add '-0.4' to each side of the equation.
0.4 + -0.4 + 0.3x = -0.5 + -0.4

Combine like terms: 0.4 + -0.4 = 0.0
0.0 + 0.3x = -0.5 + -0.4
0.3x = -0.5 + -0.4

Combine like terms: -0.5 + -0.4 = -0.9
0.3x = -0.9

Divide each side by '0.3'.
x = -3

Simplifying
x = -3

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