-3x+3(-3x+5)=81

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


Simplifying
-3x + 3(-3x + 5) = 81

Reorder the terms:
-3x + 3(5 + -3x) = 81
-3x + (5 * 3 + -3x * 3) = 81
-3x + (15 + -9x) = 81

Reorder the terms:
15 + -3x + -9x = 81

Combine like terms: -3x + -9x = -12x
15 + -12x = 81

Solving
15 + -12x = 81

Solving for variable 'x'.

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

Add '-15' to each side of the equation.
15 + -15 + -12x = 81 + -15

Combine like terms: 15 + -15 = 0
0 + -12x = 81 + -15
-12x = 81 + -15

Combine like terms: 81 + -15 = 66
-12x = 66

Divide each side by '-12'.
x = -5.5

Simplifying
x = -5.5

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