0.9x-0.4=3.2

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Solution for 0.9x-0.4=3.2 equation: 


Simplifying
0.9x + -0.4 = 3.2

Reorder the terms:
-0.4 + 0.9x = 3.2

Solving
-0.4 + 0.9x = 3.2

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 + 0.9x = 3.2 + 0.4

Combine like terms: -0.4 + 0.4 = 0.0
0.0 + 0.9x = 3.2 + 0.4
0.9x = 3.2 + 0.4

Combine like terms: 3.2 + 0.4 = 3.6
0.9x = 3.6

Divide each side by '0.9'.
x = 4

Simplifying
x = 4

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