0.2(2x+18)=0.4(x+9)

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Solution for 0.2(2x+18)=0.4(x+9) equation:


Simplifying
0.2(2x + 18) = 0.4(x + 9)

Reorder the terms:
0.2(18 + 2x) = 0.4(x + 9)
(18 * 0.2 + 2x * 0.2) = 0.4(x + 9)
(3.6 + 0.4x) = 0.4(x + 9)

Reorder the terms:
3.6 + 0.4x = 0.4(9 + x)
3.6 + 0.4x = (9 * 0.4 + x * 0.4)
3.6 + 0.4x = (3.6 + 0.4x)

Add '-3.6' to each side of the equation.
3.6 + -3.6 + 0.4x = 3.6 + -3.6 + 0.4x

Combine like terms: 3.6 + -3.6 = 0.0
0.0 + 0.4x = 3.6 + -3.6 + 0.4x
0.4x = 3.6 + -3.6 + 0.4x

Combine like terms: 3.6 + -3.6 = 0.0
0.4x = 0.0 + 0.4x
0.4x = 0.4x

Add '-0.4x' to each side of the equation.
0.4x + -0.4x = 0.4x + -0.4x

Combine like terms: 0.4x + -0.4x = 0.0
0.0 = 0.4x + -0.4x

Combine like terms: 0.4x + -0.4x = 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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