-2.3n+12=21

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Solution for -2.3n+12=21 equation: 


Simplifying
-2.3n + 12 = 21

Reorder the terms:
12 + -2.3n = 21

Solving
12 + -2.3n = 21

Solving for variable 'n'.

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

Add '-12' to each side of the equation.
12 + -12 + -2.3n = 21 + -12

Combine like terms: 12 + -12 = 0
0 + -2.3n = 21 + -12
-2.3n = 21 + -12

Combine like terms: 21 + -12 = 9
-2.3n = 9

Divide each side by '-2.3'.
n = -3.913043478

Simplifying
n = -3.913043478

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