4x+81=13x

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Solution for 4x+81=13x equation:


Simplifying
4x + 81 = 13x

Reorder the terms:
81 + 4x = 13x

Solving
81 + 4x = 13x

Solving for variable 'x'.

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

Add '-13x' to each side of the equation.
81 + 4x + -13x = 13x + -13x

Combine like terms: 4x + -13x = -9x
81 + -9x = 13x + -13x

Combine like terms: 13x + -13x = 0
81 + -9x = 0

Add '-81' to each side of the equation.
81 + -81 + -9x = 0 + -81

Combine like terms: 81 + -81 = 0
0 + -9x = 0 + -81
-9x = 0 + -81

Combine like terms: 0 + -81 = -81
-9x = -81

Divide each side by '-9'.
x = 9

Simplifying
x = 9

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