0.3x-0.9(4-x)=1.8

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Solution for 0.3x-0.9(4-x)=1.8 equation:


Simplifying
0.3x + -0.9(4 + -1x) = 1.8
0.3x + (4 * -0.9 + -1x * -0.9) = 1.8
0.3x + (-3.6 + 0.9x) = 1.8

Reorder the terms:
-3.6 + 0.3x + 0.9x = 1.8

Combine like terms: 0.3x + 0.9x = 1.2x
-3.6 + 1.2x = 1.8

Solving
-3.6 + 1.2x = 1.8

Solving for variable 'x'.

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

Add '3.6' to each side of the equation.
-3.6 + 3.6 + 1.2x = 1.8 + 3.6

Combine like terms: -3.6 + 3.6 = 0.0
0.0 + 1.2x = 1.8 + 3.6
1.2x = 1.8 + 3.6

Combine like terms: 1.8 + 3.6 = 5.4
1.2x = 5.4

Divide each side by '1.2'.
x = 4.5

Simplifying
x = 4.5

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