2x+4+x+12=8

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Solution for 2x+4+x+12=8 equation:


Simplifying
2x + 4 + x + 12 = 8

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

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

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

Solving
16 + 3x = 8

Solving for variable 'x'.

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

Add '-16' to each side of the equation.
16 + -16 + 3x = 8 + -16

Combine like terms: 16 + -16 = 0
0 + 3x = 8 + -16
3x = 8 + -16

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

Divide each side by '3'.
x = -2.666666667

Simplifying
x = -2.666666667

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