n-2n=n-4

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Solution for n-2n=n-4 equation:


Simplifying
n + -2n = n + -4

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

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

Solving
-1n = -4 + 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.
-1n + -1n = -4 + n + -1n

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

Combine like terms: n + -1n = 0
-2n = -4 + 0
-2n = -4

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

Simplifying
n = 2

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