2n+9=8n-3

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Solution for 2n+9=8n-3 equation:


Simplifying
2n + 9 = 8n + -3

Reorder the terms:
9 + 2n = 8n + -3

Reorder the terms:
9 + 2n = -3 + 8n

Solving
9 + 2n = -3 + 8n

Solving for variable 'n'.

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

Add '-8n' to each side of the equation.
9 + 2n + -8n = -3 + 8n + -8n

Combine like terms: 2n + -8n = -6n
9 + -6n = -3 + 8n + -8n

Combine like terms: 8n + -8n = 0
9 + -6n = -3 + 0
9 + -6n = -3

Add '-9' to each side of the equation.
9 + -9 + -6n = -3 + -9

Combine like terms: 9 + -9 = 0
0 + -6n = -3 + -9
-6n = -3 + -9

Combine like terms: -3 + -9 = -12
-6n = -12

Divide each side by '-6'.
n = 2

Simplifying
n = 2

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