(x)+(x+8)+(x+12)=19

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Solution for (x)+(x+8)+(x+12)=19 equation:


Simplifying
(x) + (x + 8) + (x + 12) = 19
x + (x + 8) + (x + 12) = 19

Reorder the terms:
x + (8 + x) + (x + 12) = 19

Remove parenthesis around (8 + x)
x + 8 + x + (x + 12) = 19

Reorder the terms:
x + 8 + x + (12 + x) = 19

Remove parenthesis around (12 + x)
x + 8 + x + 12 + x = 19

Reorder the terms:
8 + 12 + x + x + x = 19

Combine like terms: 8 + 12 = 20
20 + x + x + x = 19

Combine like terms: x + x = 2x
20 + 2x + x = 19

Combine like terms: 2x + x = 3x
20 + 3x = 19

Solving
20 + 3x = 19

Solving for variable 'x'.

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

Add '-20' to each side of the equation.
20 + -20 + 3x = 19 + -20

Combine like terms: 20 + -20 = 0
0 + 3x = 19 + -20
3x = 19 + -20

Combine like terms: 19 + -20 = -1
3x = -1

Divide each side by '3'.
x = -0.3333333333

Simplifying
x = -0.3333333333

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