-81=3-3(4+3x)

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Solution for -81=3-3(4+3x) equation:


Simplifying
-81 = 3 + -3(4 + 3x)
-81 = 3 + (4 * -3 + 3x * -3)
-81 = 3 + (-12 + -9x)

Combine like terms: 3 + -12 = -9
-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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