-81=-3(-3x+3)

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Solution for -81=-3(-3x+3) equation:


Simplifying
-81 = -3(-3x + 3)

Reorder the terms:
-81 = -3(3 + -3x)
-81 = (3 * -3 + -3x * -3)
-81 = (-9 + 9x)

Solving
-81 = -9 + 9x

Solving for variable 'x'.

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

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

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

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

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

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

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

Simplifying
x = -8

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