(2n+(-8))-(n+(-1))=

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Solution for (2n+(-8))-(n+(-1))= equation:


Simplifying
(2n + (-8)) + -1(n + (-1)) = 0
(2n + -8) + -1(n + (-1)) = 0

Reorder the terms:
(-8 + 2n) + -1(n + (-1)) = 0

Remove parenthesis around (-8 + 2n)
-8 + 2n + -1(n + (-1)) = 0
-8 + 2n + -1(n + -1) = 0

Reorder the terms:
-8 + 2n + -1(-1 + n) = 0
-8 + 2n + (-1 * -1 + n * -1) = 0
-8 + 2n + (1 + -1n) = 0

Reorder the terms:
-8 + 1 + 2n + -1n = 0

Combine like terms: -8 + 1 = -7
-7 + 2n + -1n = 0

Combine like terms: 2n + -1n = 1n
-7 + 1n = 0

Solving
-7 + 1n = 0

Solving for variable 'n'.

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

Add '7' to each side of the equation.
-7 + 7 + 1n = 0 + 7

Combine like terms: -7 + 7 = 0
0 + 1n = 0 + 7
1n = 0 + 7

Combine like terms: 0 + 7 = 7
1n = 7

Divide each side by '1'.
n = 7

Simplifying
n = 7

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