x+(x-6)=20

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Solution for x+(x-6)=20 equation:


Simplifying
x + (x + -6) = 20

Reorder the terms:
x + (-6 + x) = 20

Remove parenthesis around (-6 + x)
x + -6 + x = 20

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

Combine like terms: x + x = 2x
-6 + 2x = 20

Solving
-6 + 2x = 20

Solving for variable 'x'.

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

Add '6' to each side of the equation.
-6 + 6 + 2x = 20 + 6

Combine like terms: -6 + 6 = 0
0 + 2x = 20 + 6
2x = 20 + 6

Combine like terms: 20 + 6 = 26
2x = 26

Divide each side by '2'.
x = 13

Simplifying
x = 13

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