0.4(5-0.4n)=-3.2n

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Solution for 0.4(5-0.4n)=-3.2n equation:


Simplifying
0.4(5 + -0.4n) = -3.2n
(5 * 0.4 + -0.4n * 0.4) = -3.2n
(2 + -0.16n) = -3.2n

Solving
2 + -0.16n = -3.2n

Solving for variable 'n'.

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

Add '3.2n' to each side of the equation.
2 + -0.16n + 3.2n = -3.2n + 3.2n

Combine like terms: -0.16n + 3.2n = 3.04n
2 + 3.04n = -3.2n + 3.2n

Combine like terms: -3.2n + 3.2n = 0.0
2 + 3.04n = 0.0

Add '-2' to each side of the equation.
2 + -2 + 3.04n = 0.0 + -2

Combine like terms: 2 + -2 = 0
0 + 3.04n = 0.0 + -2
3.04n = 0.0 + -2

Combine like terms: 0.0 + -2 = -2
3.04n = -2

Divide each side by '3.04'.
n = -0.6578947368

Simplifying
n = -0.6578947368

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