n-(n-2)+5=4

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Solution for n-(n-2)+5=4 equation: 


Simplifying
n + -1(n + -2) + 5 = 4

Reorder the terms:
n + -1(-2 + n) + 5 = 4
n + (-2 * -1 + n * -1) + 5 = 4
n + (2 + -1n) + 5 = 4

Reorder the terms:
2 + 5 + n + -1n = 4

Combine like terms: 2 + 5 = 7
7 + n + -1n = 4

Combine like terms: n + -1n = 0
7 + 0 = 4
7 = 4

Solving
7 = 4

Couldn't find a variable to solve for.

This equation is invalid, the left and right sides are not equal, therefore there is no solution.

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