-5=7+(n-1)-1

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Solution for -5=7+(n-1)-1 equation:


Simplifying
-5 = 7 + (n + -1) + -1

Reorder the terms:
-5 = 7 + (-1 + n) + -1

Remove parenthesis around (-1 + n)
-5 = 7 + -1 + n + -1

Reorder the terms:
-5 = 7 + -1 + -1 + n

Combine like terms: 7 + -1 = 6
-5 = 6 + -1 + n

Combine like terms: 6 + -1 = 5
-5 = 5 + n

Solving
-5 = 5 + 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.
-5 + -1n = 5 + n + -1n

Combine like terms: n + -1n = 0
-5 + -1n = 5 + 0
-5 + -1n = 5

Add '5' to each side of the equation.
-5 + 5 + -1n = 5 + 5

Combine like terms: -5 + 5 = 0
0 + -1n = 5 + 5
-1n = 5 + 5

Combine like terms: 5 + 5 = 10
-1n = 10

Divide each side by '-1'.
n = -10

Simplifying
n = -10

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