2x-(x+1)=12

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Solution for 2x-(x+1)=12 equation:


Simplifying
2x + -1(x + 1) = 12

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

Reorder the terms:
-1 + 2x + -1x = 12

Combine like terms: 2x + -1x = 1x
-1 + 1x = 12

Solving
-1 + 1x = 12

Solving for variable 'x'.

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

Add '1' to each side of the equation.
-1 + 1 + 1x = 12 + 1

Combine like terms: -1 + 1 = 0
0 + 1x = 12 + 1
1x = 12 + 1

Combine like terms: 12 + 1 = 13
1x = 13

Divide each side by '1'.
x = 13

Simplifying
x = 13

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