x+x*.3=90

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Solution for x+x*.3=90 equation: 


Simplifying
x + x * 0.3 = 90

Reorder the terms for easier multiplication:
x + 0.3x = 90

Combine like terms: x + 0.3x = 1.3x
1.3x = 90

Solving
1.3x = 90

Solving for variable 'x'.

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

Divide each side by '1.3'.
x = 69.23076923

Simplifying
x = 69.23076923

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