x-x*.30=40

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Solution for x-x*.30=40 equation: 


Simplifying
x + -1x * 0.30 = 40

Reorder the terms for easier multiplication:
x + -1 * 0.30x = 40

Multiply -1 * 0.30
x + -0.3x = 40

Combine like terms: x + -0.3x = 0.7x
0.7x = 40

Solving
0.7x = 40

Solving for variable 'x'.

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

Divide each side by '0.7'.
x = 57.14285714

Simplifying
x = 57.14285714

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