0.1x-0.3(3-x)=0.9

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Solution for 0.1x-0.3(3-x)=0.9 equation: 


Simplifying
0.1x + -0.3(3 + -1x) = 0.9
0.1x + (3 * -0.3 + -1x * -0.3) = 0.9
0.1x + (-0.9 + 0.3x) = 0.9

Reorder the terms:
-0.9 + 0.1x + 0.3x = 0.9

Combine like terms: 0.1x + 0.3x = 0.4x
-0.9 + 0.4x = 0.9

Solving
-0.9 + 0.4x = 0.9

Solving for variable 'x'.

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

Add '0.9' to each side of the equation.
-0.9 + 0.9 + 0.4x = 0.9 + 0.9

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

Combine like terms: 0.9 + 0.9 = 1.8
0.4x = 1.8

Divide each side by '0.4'.
x = 4.5

Simplifying
x = 4.5

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