3x-0.3(6-x)=3.9

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Solution for 3x-0.3(6-x)=3.9 equation:


Simplifying
3x + -0.3(6 + -1x) = 3.9
3x + (6 * -0.3 + -1x * -0.3) = 3.9
3x + (-1.8 + 0.3x) = 3.9

Reorder the terms:
-1.8 + 3x + 0.3x = 3.9

Combine like terms: 3x + 0.3x = 3.3x
-1.8 + 3.3x = 3.9

Solving
-1.8 + 3.3x = 3.9

Solving for variable 'x'.

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

Add '1.8' to each side of the equation.
-1.8 + 1.8 + 3.3x = 3.9 + 1.8

Combine like terms: -1.8 + 1.8 = 0.0
0.0 + 3.3x = 3.9 + 1.8
3.3x = 3.9 + 1.8

Combine like terms: 3.9 + 1.8 = 5.7
3.3x = 5.7

Divide each side by '3.3'.
x = 1.727272727

Simplifying
x = 1.727272727

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