0.50x+0.05(18-x)=0.10(72)

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Solution for 0.50x+0.05(18-x)=0.10(72) equation: 


Simplifying
0.50x + 0.05(18 + -1x) = 0.10(72)
0.50x + (18 * 0.05 + -1x * 0.05) = 0.10(72)
0.50x + (0.9 + -0.05x) = 0.10(72)

Reorder the terms:
0.9 + 0.50x + -0.05x = 0.10(72)

Combine like terms: 0.50x + -0.05x = 0.45x
0.9 + 0.45x = 0.10(72)

Multiply 0.10 * 72
0.9 + 0.45x = 7.2

Solving
0.9 + 0.45x = 7.2

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 + 0.45x = 7.2 + -0.9

Combine like terms: 0.9 + -0.9 = 0.0
0.0 + 0.45x = 7.2 + -0.9
0.45x = 7.2 + -0.9

Combine like terms: 7.2 + -0.9 = 6.3
0.45x = 6.3

Divide each side by '0.45'.
x = 14

Simplifying
x = 14

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