2.5(2+4n)=9

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Solution for 2.5(2+4n)=9 equation: 


Simplifying
2.5(2 + 4n) = 9
(2 * 2.5 + 4n * 2.5) = 9
(5 + 10n) = 9

Solving
5 + 10n = 9

Solving for variable 'n'.

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

Add '-5' to each side of the equation.
5 + -5 + 10n = 9 + -5

Combine like terms: 5 + -5 = 0
0 + 10n = 9 + -5
10n = 9 + -5

Combine like terms: 9 + -5 = 4
10n = 4

Divide each side by '10'.
n = 0.4

Simplifying
n = 0.4

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