3(x+4)-4x-16=12

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Solution for 3(x+4)-4x-16=12 equation:


Simplifying
3(x + 4) + -4x + -16 = 12

Reorder the terms:
3(4 + x) + -4x + -16 = 12
(4 * 3 + x * 3) + -4x + -16 = 12
(12 + 3x) + -4x + -16 = 12

Reorder the terms:
12 + -16 + 3x + -4x = 12

Combine like terms: 12 + -16 = -4
-4 + 3x + -4x = 12

Combine like terms: 3x + -4x = -1x
-4 + -1x = 12

Solving
-4 + -1x = 12

Solving for variable 'x'.

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

Add '4' to each side of the equation.
-4 + 4 + -1x = 12 + 4

Combine like terms: -4 + 4 = 0
0 + -1x = 12 + 4
-1x = 12 + 4

Combine like terms: 12 + 4 = 16
-1x = 16

Divide each side by '-1'.
x = -16

Simplifying
x = -16

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