7.2=x-(x*.15)

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Solution for 7.2=x-(x*.15) equation:


Simplifying
7.2 = x + -1(x * 0.15)

Reorder the terms for easier multiplication:
7.2 = x + -1(0.15x)

Remove parenthesis around (0.15x)
7.2 = x + -1 * 0.15x

Multiply -1 * 0.15
7.2 = x + -0.15x

Combine like terms: x + -0.15x = 0.85x
7.2 = 0.85x

Solving
7.2 = 0.85x

Solving for variable 'x'.

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

Add '-0.85x' to each side of the equation.
7.2 + -0.85x = 0.85x + -0.85x

Combine like terms: 0.85x + -0.85x = 0.00
7.2 + -0.85x = 0.00

Add '-7.2' to each side of the equation.
7.2 + -7.2 + -0.85x = 0.00 + -7.2

Combine like terms: 7.2 + -7.2 = 0.0
0.0 + -0.85x = 0.00 + -7.2
-0.85x = 0.00 + -7.2

Combine like terms: 0.00 + -7.2 = -7.2
-0.85x = -7.2

Divide each side by '-0.85'.
x = 8.470588235

Simplifying
x = 8.470588235

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