10n-1=-21

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Solution for 10n-1=-21 equation: 


Simplifying
10n + -1 = -21

Reorder the terms:
-1 + 10n = -21

Solving
-1 + 10n = -21

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 = -21 + 1

Combine like terms: -1 + 1 = 0
0 + 10n = -21 + 1
10n = -21 + 1

Combine like terms: -21 + 1 = -20
10n = -20

Divide each side by '10'.
n = -2

Simplifying
n = -2

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