-2n-1=-7

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Solution for -2n-1=-7 equation: 


Simplifying
-2n + -1 = -7

Reorder the terms:
-1 + -2n = -7

Solving
-1 + -2n = -7

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 + -2n = -7 + 1

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

Combine like terms: -7 + 1 = -6
-2n = -6

Divide each side by '-2'.
n = 3

Simplifying
n = 3

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