-(2x-1)-6x+8=81

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Solution for -(2x-1)-6x+8=81 equation:


Simplifying
-1(2x + -1) + -6x + 8 = 81

Reorder the terms:
-1(-1 + 2x) + -6x + 8 = 81
(-1 * -1 + 2x * -1) + -6x + 8 = 81
(1 + -2x) + -6x + 8 = 81

Reorder the terms:
1 + 8 + -2x + -6x = 81

Combine like terms: 1 + 8 = 9
9 + -2x + -6x = 81

Combine like terms: -2x + -6x = -8x
9 + -8x = 81

Solving
9 + -8x = 81

Solving for variable 'x'.

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

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

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

Combine like terms: 81 + -9 = 72
-8x = 72

Divide each side by '-8'.
x = -9

Simplifying
x = -9

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