-(n+7)=-28-8n

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Solution for -(n+7)=-28-8n equation:


Simplifying
-1(n + 7) = -28 + -8n

Reorder the terms:
-1(7 + n) = -28 + -8n
(7 * -1 + n * -1) = -28 + -8n
(-7 + -1n) = -28 + -8n

Solving
-7 + -1n = -28 + -8n

Solving for variable 'n'.

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

Add '8n' to each side of the equation.
-7 + -1n + 8n = -28 + -8n + 8n

Combine like terms: -1n + 8n = 7n
-7 + 7n = -28 + -8n + 8n

Combine like terms: -8n + 8n = 0
-7 + 7n = -28 + 0
-7 + 7n = -28

Add '7' to each side of the equation.
-7 + 7 + 7n = -28 + 7

Combine like terms: -7 + 7 = 0
0 + 7n = -28 + 7
7n = -28 + 7

Combine like terms: -28 + 7 = -21
7n = -21

Divide each side by '7'.
n = -3

Simplifying
n = -3

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