0.9x-0.8=-3.1

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Solution for 0.9x-0.8=-3.1 equation: 


Simplifying
0.9x + -0.8 = -3.1

Reorder the terms:
-0.8 + 0.9x = -3.1

Solving
-0.8 + 0.9x = -3.1

Solving for variable 'x'.

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

Add '0.8' to each side of the equation.
-0.8 + 0.8 + 0.9x = -3.1 + 0.8

Combine like terms: -0.8 + 0.8 = 0.0
0.0 + 0.9x = -3.1 + 0.8
0.9x = -3.1 + 0.8

Combine like terms: -3.1 + 0.8 = -2.3
0.9x = -2.3

Divide each side by '0.9'.
x = -2.555555556

Simplifying
x = -2.555555556

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