15.8=x+x(.2)

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Solution for 15.8=x+x(.2) equation: 


Simplifying
15.8 = x + x(0.2)

Reorder the terms for easier multiplication:
15.8 = x + 0.2x

Combine like terms: x + 0.2x = 1.2x
15.8 = 1.2x

Solving
15.8 = 1.2x

Solving for variable 'x'.

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

Add '-1.2x' to each side of the equation.
15.8 + -1.2x = 1.2x + -1.2x

Combine like terms: 1.2x + -1.2x = 0.0
15.8 + -1.2x = 0.0

Add '-15.8' to each side of the equation.
15.8 + -15.8 + -1.2x = 0.0 + -15.8

Combine like terms: 15.8 + -15.8 = 0.0
0.0 + -1.2x = 0.0 + -15.8
-1.2x = 0.0 + -15.8

Combine like terms: 0.0 + -15.8 = -15.8
-1.2x = -15.8

Divide each side by '-1.2'.
x = 13.16666667

Simplifying
x = 13.16666667

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