0.2x+0.5(18-x)=5.4

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Solution for 0.2x+0.5(18-x)=5.4 equation:


Simplifying
0.2x + 0.5(18 + -1x) = 5.4
0.2x + (18 * 0.5 + -1x * 0.5) = 5.4
0.2x + (9 + -0.5x) = 5.4

Reorder the terms:
9 + 0.2x + -0.5x = 5.4

Combine like terms: 0.2x + -0.5x = -0.3x
9 + -0.3x = 5.4

Solving
9 + -0.3x = 5.4

Solving for variable 'x'.

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

Add '-9' to each side of the equation.
9 + -9 + -0.3x = 5.4 + -9

Combine like terms: 9 + -9 = 0
0 + -0.3x = 5.4 + -9
-0.3x = 5.4 + -9

Combine like terms: 5.4 + -9 = -3.6
-0.3x = -3.6

Divide each side by '-0.3'.
x = 12

Simplifying
x = 12

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