.8x+1.2=.4

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Solution for .8x+1.2=.4 equation: 


Simplifying
0.8x + 1.2 = 0.4

Reorder the terms:
1.2 + 0.8x = 0.4

Solving
1.2 + 0.8x = 0.4

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 + 0.8x = 0.4 + -1.2

Combine like terms: 1.2 + -1.2 = 0.0
0.0 + 0.8x = 0.4 + -1.2
0.8x = 0.4 + -1.2

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

Divide each side by '0.8'.
x = -1

Simplifying
x = -1

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