.66x+.75x+.375x=21

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Solution for .66x+.75x+.375x=21 equation:


Simplifying
0.66x + 0.75x + 0.375x = 21

Combine like terms: 0.66x + 0.75x = 1.41x
1.41x + 0.375x = 21

Combine like terms: 1.41x + 0.375x = 1.785x
1.785x = 21

Solving
1.785x = 21

Solving for variable 'x'.

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

Divide each side by '1.785'.
x = 11.76470588

Simplifying
x = 11.76470588

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