4.5-x=2x-81

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Solution for 4.5-x=2x-81 equation:


Simplifying
4.5 + -1x = 2x + -81

Reorder the terms:
4.5 + -1x = -81 + 2x

Solving
4.5 + -1x = -81 + 2x

Solving for variable 'x'.

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

Add '-2x' to each side of the equation.
4.5 + -1x + -2x = -81 + 2x + -2x

Combine like terms: -1x + -2x = -3x
4.5 + -3x = -81 + 2x + -2x

Combine like terms: 2x + -2x = 0
4.5 + -3x = -81 + 0
4.5 + -3x = -81

Add '-4.5' to each side of the equation.
4.5 + -4.5 + -3x = -81 + -4.5

Combine like terms: 4.5 + -4.5 = 0.0
0.0 + -3x = -81 + -4.5
-3x = -81 + -4.5

Combine like terms: -81 + -4.5 = -85.5
-3x = -85.5

Divide each side by '-3'.
x = 28.5

Simplifying
x = 28.5

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