81=3w*9

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Solution for 81=3w*9 equation:


Simplifying
81 = 3w * 9

Reorder the terms for easier multiplication:
81 = 3 * 9w

Multiply 3 * 9
81 = 27w

Solving
81 = 27w

Solving for variable 'w'.

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

Add '-27w' to each side of the equation.
81 + -27w = 27w + -27w

Combine like terms: 27w + -27w = 0
81 + -27w = 0

Add '-81' to each side of the equation.
81 + -81 + -27w = 0 + -81

Combine like terms: 81 + -81 = 0
0 + -27w = 0 + -81
-27w = 0 + -81

Combine like terms: 0 + -81 = -81
-27w = -81

Divide each side by '-27'.
w = 3

Simplifying
w = 3

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