-8(7-n)-(n+4)=-2n+5n

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Solution for -8(7-n)-(n+4)=-2n+5n equation:


Simplifying
-8(7 + -1n) + -1(n + 4) = -2n + 5n
(7 * -8 + -1n * -8) + -1(n + 4) = -2n + 5n
(-56 + 8n) + -1(n + 4) = -2n + 5n

Reorder the terms:
-56 + 8n + -1(4 + n) = -2n + 5n
-56 + 8n + (4 * -1 + n * -1) = -2n + 5n
-56 + 8n + (-4 + -1n) = -2n + 5n

Reorder the terms:
-56 + -4 + 8n + -1n = -2n + 5n

Combine like terms: -56 + -4 = -60
-60 + 8n + -1n = -2n + 5n

Combine like terms: 8n + -1n = 7n
-60 + 7n = -2n + 5n

Combine like terms: -2n + 5n = 3n
-60 + 7n = 3n

Solving
-60 + 7n = 3n

Solving for variable 'n'.

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

Add '-3n' to each side of the equation.
-60 + 7n + -3n = 3n + -3n

Combine like terms: 7n + -3n = 4n
-60 + 4n = 3n + -3n

Combine like terms: 3n + -3n = 0
-60 + 4n = 0

Add '60' to each side of the equation.
-60 + 60 + 4n = 0 + 60

Combine like terms: -60 + 60 = 0
0 + 4n = 0 + 60
4n = 0 + 60

Combine like terms: 0 + 60 = 60
4n = 60

Divide each side by '4'.
n = 15

Simplifying
n = 15

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