-3n-(8n-7)=n-n-4

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Solution for -3n-(8n-7)=n-n-4 equation:


Simplifying
-3n + -1(8n + -7) = n + -1n + -4

Reorder the terms:
-3n + -1(-7 + 8n) = n + -1n + -4
-3n + (-7 * -1 + 8n * -1) = n + -1n + -4
-3n + (7 + -8n) = n + -1n + -4

Reorder the terms:
7 + -3n + -8n = n + -1n + -4

Combine like terms: -3n + -8n = -11n
7 + -11n = n + -1n + -4

Reorder the terms:
7 + -11n = -4 + n + -1n

Combine like terms: n + -1n = 0
7 + -11n = -4 + 0
7 + -11n = -4

Solving
7 + -11n = -4

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 + -11n = -4 + -7

Combine like terms: 7 + -7 = 0
0 + -11n = -4 + -7
-11n = -4 + -7

Combine like terms: -4 + -7 = -11
-11n = -11

Divide each side by '-11'.
n = 1

Simplifying
n = 1

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