12+5n=n-7-1

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Solution for 12+5n=n-7-1 equation:


Simplifying
12 + 5n = n + -7 + -1

Reorder the terms:
12 + 5n = -7 + -1 + n

Combine like terms: -7 + -1 = -8
12 + 5n = -8 + n

Solving
12 + 5n = -8 + 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.
12 + 5n + -1n = -8 + n + -1n

Combine like terms: 5n + -1n = 4n
12 + 4n = -8 + n + -1n

Combine like terms: n + -1n = 0
12 + 4n = -8 + 0
12 + 4n = -8

Add '-12' to each side of the equation.
12 + -12 + 4n = -8 + -12

Combine like terms: 12 + -12 = 0
0 + 4n = -8 + -12
4n = -8 + -12

Combine like terms: -8 + -12 = -20
4n = -20

Divide each side by '4'.
n = -5

Simplifying
n = -5

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