81=3(2x-5)

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Solution for 81=3(2x-5) equation:


Simplifying
81 = 3(2x + -5)

Reorder the terms:
81 = 3(-5 + 2x)
81 = (-5 * 3 + 2x * 3)
81 = (-15 + 6x)

Solving
81 = -15 + 6x

Solving for variable 'x'.

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

Add '-6x' to each side of the equation.
81 + -6x = -15 + 6x + -6x

Combine like terms: 6x + -6x = 0
81 + -6x = -15 + 0
81 + -6x = -15

Add '-81' to each side of the equation.
81 + -81 + -6x = -15 + -81

Combine like terms: 81 + -81 = 0
0 + -6x = -15 + -81
-6x = -15 + -81

Combine like terms: -15 + -81 = -96
-6x = -96

Divide each side by '-6'.
x = 16

Simplifying
x = 16

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