9n+56=7n-2n-4

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Solution for 9n+56=7n-2n-4 equation:


Simplifying
9n + 56 = 7n + -2n + -4

Reorder the terms:
56 + 9n = 7n + -2n + -4

Reorder the terms:
56 + 9n = -4 + 7n + -2n

Combine like terms: 7n + -2n = 5n
56 + 9n = -4 + 5n

Solving
56 + 9n = -4 + 5n

Solving for variable 'n'.

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

Add '-5n' to each side of the equation.
56 + 9n + -5n = -4 + 5n + -5n

Combine like terms: 9n + -5n = 4n
56 + 4n = -4 + 5n + -5n

Combine like terms: 5n + -5n = 0
56 + 4n = -4 + 0
56 + 4n = -4

Add '-56' to each side of the equation.
56 + -56 + 4n = -4 + -56

Combine like terms: 56 + -56 = 0
0 + 4n = -4 + -56
4n = -4 + -56

Combine like terms: -4 + -56 = -60
4n = -60

Divide each side by '4'.
n = -15

Simplifying
n = -15

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