3.9n-1.9-9.9=12.38

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Solution for 3.9n-1.9-9.9=12.38 equation: 


Simplifying
3.9n + -1.9 + -9.9 = 12.38

Reorder the terms:
-1.9 + -9.9 + 3.9n = 12.38

Combine like terms: -1.9 + -9.9 = -11.8
-11.8 + 3.9n = 12.38

Solving
-11.8 + 3.9n = 12.38

Solving for variable 'n'.

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

Add '11.8' to each side of the equation.
-11.8 + 11.8 + 3.9n = 12.38 + 11.8

Combine like terms: -11.8 + 11.8 = 0.0
0.0 + 3.9n = 12.38 + 11.8
3.9n = 12.38 + 11.8

Combine like terms: 12.38 + 11.8 = 24.18
3.9n = 24.18

Divide each side by '3.9'.
n = 6.2

Simplifying
n = 6.2

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