3(x+4)-(-4)=2x+8-4

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Solution for 3(x+4)-(-4)=2x+8-4 equation:


Simplifying
3(x + 4) + -1(-4) = 2x + 8 + -4

Reorder the terms:
3(4 + x) + -1(-4) = 2x + 8 + -4
(4 * 3 + x * 3) + -1(-4) = 2x + 8 + -4
(12 + 3x) + -1(-4) = 2x + 8 + -4

Multiply -1 * -4
12 + 3x + 4 = 2x + 8 + -4

Reorder the terms:
12 + 4 + 3x = 2x + 8 + -4

Combine like terms: 12 + 4 = 16
16 + 3x = 2x + 8 + -4

Reorder the terms:
16 + 3x = 8 + -4 + 2x

Combine like terms: 8 + -4 = 4
16 + 3x = 4 + 2x

Solving
16 + 3x = 4 + 2x

Solving for variable 'x'.

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

Add '-2x' to each side of the equation.
16 + 3x + -2x = 4 + 2x + -2x

Combine like terms: 3x + -2x = 1x
16 + 1x = 4 + 2x + -2x

Combine like terms: 2x + -2x = 0
16 + 1x = 4 + 0
16 + 1x = 4

Add '-16' to each side of the equation.
16 + -16 + 1x = 4 + -16

Combine like terms: 16 + -16 = 0
0 + 1x = 4 + -16
1x = 4 + -16

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

Divide each side by '1'.
x = -12

Simplifying
x = -12

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