8n-(-2n-3)=12

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Solution for 8n-(-2n-3)=12 equation:


Simplifying
8n + -1(-2n + -3) = 12

Reorder the terms:
8n + -1(-3 + -2n) = 12
8n + (-3 * -1 + -2n * -1) = 12
8n + (3 + 2n) = 12

Reorder the terms:
3 + 8n + 2n = 12

Combine like terms: 8n + 2n = 10n
3 + 10n = 12

Solving
3 + 10n = 12

Solving for variable 'n'.

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

Add '-3' to each side of the equation.
3 + -3 + 10n = 12 + -3

Combine like terms: 3 + -3 = 0
0 + 10n = 12 + -3
10n = 12 + -3

Combine like terms: 12 + -3 = 9
10n = 9

Divide each side by '10'.
n = 0.9

Simplifying
n = 0.9

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