-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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