-1-7n-3n=9

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


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

Combine like terms: -7n + -3n = -10n
-1 + -10n = 9

Solving
-1 + -10n = 9

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 + -10n = 9 + 1

Combine like terms: -1 + 1 = 0
0 + -10n = 9 + 1
-10n = 9 + 1

Combine like terms: 9 + 1 = 10
-10n = 10

Divide each side by '-10'.
n = -1

Simplifying
n = -1

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