x+81=4x

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Solution for x+81=4x equation:


Simplifying
x + 81 = 4x

Reorder the terms:
81 + x = 4x

Solving
81 + x = 4x

Solving for variable 'x'.

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

Add '-4x' to each side of the equation.
81 + x + -4x = 4x + -4x

Combine like terms: x + -4x = -3x
81 + -3x = 4x + -4x

Combine like terms: 4x + -4x = 0
81 + -3x = 0

Add '-81' to each side of the equation.
81 + -81 + -3x = 0 + -81

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

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

Divide each side by '-3'.
x = 27

Simplifying
x = 27

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