15=4.3n-2.1

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Solution for 15=4.3n-2.1 equation:


Simplifying
15 = 4.3n + -2.1

Reorder the terms:
15 = -2.1 + 4.3n

Solving
15 = -2.1 + 4.3n

Solving for variable 'n'.

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

Add '-4.3n' to each side of the equation.
15 + -4.3n = -2.1 + 4.3n + -4.3n

Combine like terms: 4.3n + -4.3n = 0.0
15 + -4.3n = -2.1 + 0.0
15 + -4.3n = -2.1

Add '-15' to each side of the equation.
15 + -15 + -4.3n = -2.1 + -15

Combine like terms: 15 + -15 = 0
0 + -4.3n = -2.1 + -15
-4.3n = -2.1 + -15

Combine like terms: -2.1 + -15 = -17.1
-4.3n = -17.1

Divide each side by '-4.3'.
n = 3.976744186

Simplifying
n = 3.976744186

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