7n-2n=8n-(4n)

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Solution for 7n-2n=8n-(4n) equation:


Simplifying
7n + -2n = 8n + -1(4n)

Combine like terms: 7n + -2n = 5n
5n = 8n + -1(4n)

Remove parenthesis around (4n)
5n = 8n + -1 * 4n

Multiply -1 * 4
5n = 8n + -4n

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

Solving
5n = 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.
5n + -4n = 4n + -4n

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

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

Divide each side by '1'.
n = 0

Simplifying
n = 0

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