.8x=x-18

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Solution for .8x=x-18 equation:


Simplifying
0.8x = x + -18

Reorder the terms:
0.8x = -18 + x

Solving
0.8x = -18 + x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
0.8x + -1x = -18 + x + -1x

Combine like terms: 0.8x + -1x = -0.2x
-0.2x = -18 + x + -1x

Combine like terms: x + -1x = 0
-0.2x = -18 + 0
-0.2x = -18

Divide each side by '-0.2'.
x = 90

Simplifying
x = 90

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