9-5(2n+10)=-1

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Solution for 9-5(2n+10)=-1 equation:


Simplifying
9 + -5(2n + 10) = -1

Reorder the terms:
9 + -5(10 + 2n) = -1
9 + (10 * -5 + 2n * -5) = -1
9 + (-50 + -10n) = -1

Combine like terms: 9 + -50 = -41
-41 + -10n = -1

Solving
-41 + -10n = -1

Solving for variable 'n'.

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

Add '41' to each side of the equation.
-41 + 41 + -10n = -1 + 41

Combine like terms: -41 + 41 = 0
0 + -10n = -1 + 41
-10n = -1 + 41

Combine like terms: -1 + 41 = 40
-10n = 40

Divide each side by '-10'.
n = -4

Simplifying
n = -4

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