1=5n-(n+7)

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


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

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

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

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

Solving
1 = -7 + 4n

Solving for variable 'n'.

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

Add '-4n' to each side of the equation.
1 + -4n = -7 + 4n + -4n

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

Add '-1' to each side of the equation.
1 + -1 + -4n = -7 + -1

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

Combine like terms: -7 + -1 = -8
-4n = -8

Divide each side by '-4'.
n = 2

Simplifying
n = 2

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