-3n-1=-7-9n

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Solution for -3n-1=-7-9n equation:


Simplifying
-3n + -1 = -7 + -9n

Reorder the terms:
-1 + -3n = -7 + -9n

Solving
-1 + -3n = -7 + -9n

Solving for variable 'n'.

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

Add '9n' to each side of the equation.
-1 + -3n + 9n = -7 + -9n + 9n

Combine like terms: -3n + 9n = 6n
-1 + 6n = -7 + -9n + 9n

Combine like terms: -9n + 9n = 0
-1 + 6n = -7 + 0
-1 + 6n = -7

Add '1' to each side of the equation.
-1 + 1 + 6n = -7 + 1

Combine like terms: -1 + 1 = 0
0 + 6n = -7 + 1
6n = -7 + 1

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

Divide each side by '6'.
n = -1

Simplifying
n = -1

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