0.2(9x+81)=1.8(x+9)

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Solution for 0.2(9x+81)=1.8(x+9) equation: 


Simplifying
0.2(9x + 81) = 1.8(x + 9)

Reorder the terms:
0.2(81 + 9x) = 1.8(x + 9)
(81 * 0.2 + 9x * 0.2) = 1.8(x + 9)
(16.2 + 1.8x) = 1.8(x + 9)

Reorder the terms:
16.2 + 1.8x = 1.8(9 + x)
16.2 + 1.8x = (9 * 1.8 + x * 1.8)
16.2 + 1.8x = (16.2 + 1.8x)

Add '-16.2' to each side of the equation.
16.2 + -16.2 + 1.8x = 16.2 + -16.2 + 1.8x

Combine like terms: 16.2 + -16.2 = 0.0
0.0 + 1.8x = 16.2 + -16.2 + 1.8x
1.8x = 16.2 + -16.2 + 1.8x

Combine like terms: 16.2 + -16.2 = 0.0
1.8x = 0.0 + 1.8x
1.8x = 1.8x

Add '-1.8x' to each side of the equation.
1.8x + -1.8x = 1.8x + -1.8x

Combine like terms: 1.8x + -1.8x = 0.0
0.0 = 1.8x + -1.8x

Combine like terms: 1.8x + -1.8x = 0.0
0.0 = 0.0

Solving
0.0 = 0.0

Couldn't find a variable to solve for.

This equation is an identity, all real numbers are solutions.

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