11x-81=45+4x

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Solution for 11x-81=45+4x equation:


Simplifying
11x + -81 = 45 + 4x

Reorder the terms:
-81 + 11x = 45 + 4x

Solving
-81 + 11x = 45 + 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 + 11x + -4x = 45 + 4x + -4x

Combine like terms: 11x + -4x = 7x
-81 + 7x = 45 + 4x + -4x

Combine like terms: 4x + -4x = 0
-81 + 7x = 45 + 0
-81 + 7x = 45

Add '81' to each side of the equation.
-81 + 81 + 7x = 45 + 81

Combine like terms: -81 + 81 = 0
0 + 7x = 45 + 81
7x = 45 + 81

Combine like terms: 45 + 81 = 126
7x = 126

Divide each side by '7'.
x = 18

Simplifying
x = 18

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