x+(x*.15)=21

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Solution for x+(x*.15)=21 equation: 


Simplifying
x + (x * 0.15) = 21

Reorder the terms for easier multiplication:
x + (0.15x) = 21

Combine like terms: x + (0.15x) = 1.15x
1.15x = 21

Solving
1.15x = 21

Solving for variable 'x'.

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

Divide each side by '1.15'.
x = 18.26086957

Simplifying
x = 18.26086957

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