1+n+n=n-1

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Solution for 1+n+n=n-1 equation:


Simplifying
1 + n + n = n + -1

Combine like terms: n + n = 2n
1 + 2n = n + -1

Reorder the terms:
1 + 2n = -1 + n

Solving
1 + 2n = -1 + n

Solving for variable 'n'.

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

Add '-1n' to each side of the equation.
1 + 2n + -1n = -1 + n + -1n

Combine like terms: 2n + -1n = 1n
1 + 1n = -1 + n + -1n

Combine like terms: n + -1n = 0
1 + 1n = -1 + 0
1 + 1n = -1

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

Combine like terms: 1 + -1 = 0
0 + 1n = -1 + -1
1n = -1 + -1

Combine like terms: -1 + -1 = -2
1n = -2

Divide each side by '1'.
n = -2

Simplifying
n = -2

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