-1-n=4n+9

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Solution for -1-n=4n+9 equation:


Simplifying
-1 + -1n = 4n + 9

Reorder the terms:
-1 + -1n = 9 + 4n

Solving
-1 + -1n = 9 + 4n

Solving for variable 'n'.

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

Add '-4n' to each side of the equation.
-1 + -1n + -4n = 9 + 4n + -4n

Combine like terms: -1n + -4n = -5n
-1 + -5n = 9 + 4n + -4n

Combine like terms: 4n + -4n = 0
-1 + -5n = 9 + 0
-1 + -5n = 9

Add '1' to each side of the equation.
-1 + 1 + -5n = 9 + 1

Combine like terms: -1 + 1 = 0
0 + -5n = 9 + 1
-5n = 9 + 1

Combine like terms: 9 + 1 = 10
-5n = 10

Divide each side by '-5'.
n = -2

Simplifying
n = -2

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