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

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


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

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

Multiply -1 * 1
-3n + -1 = n + -1(n + 4)

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

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

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

Combine like terms: n + -1n = 0
-1 + -3n = -4 + 0
-1 + -3n = -4

Solving
-1 + -3n = -4

Solving for variable 'n'.

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

Add '1' to each side of the equation.
-1 + 1 + -3n = -4 + 1

Combine like terms: -1 + 1 = 0
0 + -3n = -4 + 1
-3n = -4 + 1

Combine like terms: -4 + 1 = -3
-3n = -3

Divide each side by '-3'.
n = 1

Simplifying
n = 1

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