x+12+x-6+x+5=20

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Solution for x+12+x-6+x+5=20 equation: 


Simplifying
x + 12 + x + -6 + x + 5 = 20

Reorder the terms:
12 + -6 + 5 + x + x + x = 20

Combine like terms: 12 + -6 = 6
6 + 5 + x + x + x = 20

Combine like terms: 6 + 5 = 11
11 + x + x + x = 20

Combine like terms: x + x = 2x
11 + 2x + x = 20

Combine like terms: 2x + x = 3x
11 + 3x = 20

Solving
11 + 3x = 20

Solving for variable 'x'.

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

Add '-11' to each side of the equation.
11 + -11 + 3x = 20 + -11

Combine like terms: 11 + -11 = 0
0 + 3x = 20 + -11
3x = 20 + -11

Combine like terms: 20 + -11 = 9
3x = 9

Divide each side by '3'.
x = 3

Simplifying
x = 3

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