.4x+3=-8

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Solution for .4x+3=-8 equation: 


Simplifying
0.4x + 3 = -8

Reorder the terms:
3 + 0.4x = -8

Solving
3 + 0.4x = -8

Solving for variable 'x'.

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

Add '-3' to each side of the equation.
3 + -3 + 0.4x = -8 + -3

Combine like terms: 3 + -3 = 0
0 + 0.4x = -8 + -3
0.4x = -8 + -3

Combine like terms: -8 + -3 = -11
0.4x = -11

Divide each side by '0.4'.
x = -27.5

Simplifying
x = -27.5

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