2n-4n-9=1-8n+8n

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Solution for 2n-4n-9=1-8n+8n equation:


Simplifying
2n + -4n + -9 = 1 + -8n + 8n

Reorder the terms:
-9 + 2n + -4n = 1 + -8n + 8n

Combine like terms: 2n + -4n = -2n
-9 + -2n = 1 + -8n + 8n

Combine like terms: -8n + 8n = 0
-9 + -2n = 1 + 0
-9 + -2n = 1

Solving
-9 + -2n = 1

Solving for variable 'n'.

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

Add '9' to each side of the equation.
-9 + 9 + -2n = 1 + 9

Combine like terms: -9 + 9 = 0
0 + -2n = 1 + 9
-2n = 1 + 9

Combine like terms: 1 + 9 = 10
-2n = 10

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

Simplifying
n = -5

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