(3n-7)=(3n-7)

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Solution for (3n-7)=(3n-7) equation:


Simplifying
(3n + -7) = (3n + -7)

Reorder the terms:
(-7 + 3n) = (3n + -7)

Remove parenthesis around (-7 + 3n)
-7 + 3n = (3n + -7)

Reorder the terms:
-7 + 3n = (-7 + 3n)

Remove parenthesis around (-7 + 3n)
-7 + 3n = -7 + 3n

Add '7' to each side of the equation.
-7 + 7 + 3n = -7 + 7 + 3n

Combine like terms: -7 + 7 = 0
0 + 3n = -7 + 7 + 3n
3n = -7 + 7 + 3n

Combine like terms: -7 + 7 = 0
3n = 0 + 3n
3n = 3n

Add '-3n' to each side of the equation.
3n + -3n = 3n + -3n

Combine like terms: 3n + -3n = 0
0 = 3n + -3n

Combine like terms: 3n + -3n = 0
0 = 0

Solving
0 = 0

Couldn't find a variable to solve for.

This equation is an identity, all real numbers are solutions.

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