x+(x+1)=3x-11

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Solution for x+(x+1)=3x-11 equation:


Simplifying
x + (x + 1) = 3x + -11

Reorder the terms:
x + (1 + x) = 3x + -11

Remove parenthesis around (1 + x)
x + 1 + x = 3x + -11

Reorder the terms:
1 + x + x = 3x + -11

Combine like terms: x + x = 2x
1 + 2x = 3x + -11

Reorder the terms:
1 + 2x = -11 + 3x

Solving
1 + 2x = -11 + 3x

Solving for variable 'x'.

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

Add '-3x' to each side of the equation.
1 + 2x + -3x = -11 + 3x + -3x

Combine like terms: 2x + -3x = -1x
1 + -1x = -11 + 3x + -3x

Combine like terms: 3x + -3x = 0
1 + -1x = -11 + 0
1 + -1x = -11

Add '-1' to each side of the equation.
1 + -1 + -1x = -11 + -1

Combine like terms: 1 + -1 = 0
0 + -1x = -11 + -1
-1x = -11 + -1

Combine like terms: -11 + -1 = -12
-1x = -12

Divide each side by '-1'.
x = 12

Simplifying
x = 12

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