x-(x*.3)=20

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Solution for x-(x*.3)=20 equation: 


Simplifying
x + -1(x * 0.3) = 20

Reorder the terms for easier multiplication:
x + -1(0.3x) = 20

Remove parenthesis around (0.3x)
x + -1 * 0.3x = 20

Multiply -1 * 0.3
x + -0.3x = 20

Combine like terms: x + -0.3x = 0.7x
0.7x = 20

Solving
0.7x = 20

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 = 28.57142857

Simplifying
x = 28.57142857

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