81+9x=126

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Solution for 81+9x=126 equation: 


Simplifying
81 + 9x = 126

Solving
81 + 9x = 126

Solving for variable 'x'.

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

Add '-81' to each side of the equation.
81 + -81 + 9x = 126 + -81

Combine like terms: 81 + -81 = 0
0 + 9x = 126 + -81
9x = 126 + -81

Combine like terms: 126 + -81 = 45
9x = 45

Divide each side by '9'.
x = 5

Simplifying
x = 5

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