6x+9=0.1(9x-18)

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Solution for 6x+9=0.1(9x-18) equation:


Simplifying
6x + 9 = 0.1(9x + -18)

Reorder the terms:
9 + 6x = 0.1(9x + -18)

Reorder the terms:
9 + 6x = 0.1(-18 + 9x)
9 + 6x = (-18 * 0.1 + 9x * 0.1)
9 + 6x = (-1.8 + 0.9x)

Solving
9 + 6x = -1.8 + 0.9x

Solving for variable 'x'.

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

Add '-0.9x' to each side of the equation.
9 + 6x + -0.9x = -1.8 + 0.9x + -0.9x

Combine like terms: 6x + -0.9x = 5.1x
9 + 5.1x = -1.8 + 0.9x + -0.9x

Combine like terms: 0.9x + -0.9x = 0.0
9 + 5.1x = -1.8 + 0.0
9 + 5.1x = -1.8

Add '-9' to each side of the equation.
9 + -9 + 5.1x = -1.8 + -9

Combine like terms: 9 + -9 = 0
0 + 5.1x = -1.8 + -9
5.1x = -1.8 + -9

Combine like terms: -1.8 + -9 = -10.8
5.1x = -10.8

Divide each side by '5.1'.
x = -2.117647059

Simplifying
x = -2.117647059

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