2x-9=81x-8

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Solution for 2x-9=81x-8 equation:


Simplifying
2x + -9 = 81x + -8

Reorder the terms:
-9 + 2x = 81x + -8

Reorder the terms:
-9 + 2x = -8 + 81x

Solving
-9 + 2x = -8 + 81x

Solving for variable 'x'.

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

Add '-81x' to each side of the equation.
-9 + 2x + -81x = -8 + 81x + -81x

Combine like terms: 2x + -81x = -79x
-9 + -79x = -8 + 81x + -81x

Combine like terms: 81x + -81x = 0
-9 + -79x = -8 + 0
-9 + -79x = -8

Add '9' to each side of the equation.
-9 + 9 + -79x = -8 + 9

Combine like terms: -9 + 9 = 0
0 + -79x = -8 + 9
-79x = -8 + 9

Combine like terms: -8 + 9 = 1
-79x = 1

Divide each side by '-79'.
x = -0.01265822785

Simplifying
x = -0.01265822785

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