(-3n)-7=-1

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Solution for (-3n)-7=-1 equation: 


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

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

Solving
-7 + (-3n) = -1

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 + (-3n) = -1 + 7

Combine like terms: -7 + 7 = 0
0 + (-3n) = -1 + 7
(-3n) = -1 + 7

Combine like terms: -1 + 7 = 6
(-3n) = 6

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

Simplifying
n = -2

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