.5(8n+12n-6)=12n-15

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Solution for .5(8n+12n-6)=12n-15 equation:


Simplifying
0.5(8n + 12n + -6) = 12n + -15

Reorder the terms:
0.5(-6 + 8n + 12n) = 12n + -15

Combine like terms: 8n + 12n = 20n
0.5(-6 + 20n) = 12n + -15
(-6 * 0.5 + 20n * 0.5) = 12n + -15
(-3 + 10n) = 12n + -15

Reorder the terms:
-3 + 10n = -15 + 12n

Solving
-3 + 10n = -15 + 12n

Solving for variable 'n'.

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

Add '-12n' to each side of the equation.
-3 + 10n + -12n = -15 + 12n + -12n

Combine like terms: 10n + -12n = -2n
-3 + -2n = -15 + 12n + -12n

Combine like terms: 12n + -12n = 0
-3 + -2n = -15 + 0
-3 + -2n = -15

Add '3' to each side of the equation.
-3 + 3 + -2n = -15 + 3

Combine like terms: -3 + 3 = 0
0 + -2n = -15 + 3
-2n = -15 + 3

Combine like terms: -15 + 3 = -12
-2n = -12

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

Simplifying
n = 6

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