3(-4-3x)=-84

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Solution for 3(-4-3x)=-84 equation: 


Simplifying
3(-4 + -3x) = -84
(-4 * 3 + -3x * 3) = -84
(-12 + -9x) = -84

Solving
-12 + -9x = -84

Solving for variable 'x'.

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

Add '12' to each side of the equation.
-12 + 12 + -9x = -84 + 12

Combine like terms: -12 + 12 = 0
0 + -9x = -84 + 12
-9x = -84 + 12

Combine like terms: -84 + 12 = -72
-9x = -72

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

Simplifying
x = 8

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