7n-7=-7+4n

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Solution for 7n-7=-7+4n equation:


Simplifying
7n + -7 = -7 + 4n

Reorder the terms:
-7 + 7n = -7 + 4n

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

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

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

Solving
7n = 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.
7n + -4n = 4n + -4n

Combine like terms: 7n + -4n = 3n
3n = 4n + -4n

Combine like terms: 4n + -4n = 0
3n = 0

Divide each side by '3'.
n = 0

Simplifying
n = 0

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