2x+(x+11)=7-x

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Solution for 2x+(x+11)=7-x equation:


Simplifying
2x + (x + 11) = 7 + -1x

Reorder the terms:
2x + (11 + x) = 7 + -1x

Remove parenthesis around (11 + x)
2x + 11 + x = 7 + -1x

Reorder the terms:
11 + 2x + x = 7 + -1x

Combine like terms: 2x + x = 3x
11 + 3x = 7 + -1x

Solving
11 + 3x = 7 + -1x

Solving for variable 'x'.

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

Add 'x' to each side of the equation.
11 + 3x + x = 7 + -1x + x

Combine like terms: 3x + x = 4x
11 + 4x = 7 + -1x + x

Combine like terms: -1x + x = 0
11 + 4x = 7 + 0
11 + 4x = 7

Add '-11' to each side of the equation.
11 + -11 + 4x = 7 + -11

Combine like terms: 11 + -11 = 0
0 + 4x = 7 + -11
4x = 7 + -11

Combine like terms: 7 + -11 = -4
4x = -4

Divide each side by '4'.
x = -1

Simplifying
x = -1

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