2.2+3n=0.8n+15

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Solution for 2.2+3n=0.8n+15 equation: 


Simplifying
2.2 + 3n = 0.8n + 15

Reorder the terms:
2.2 + 3n = 15 + 0.8n

Solving
2.2 + 3n = 15 + 0.8n

Solving for variable 'n'.

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

Add '-0.8n' to each side of the equation.
2.2 + 3n + -0.8n = 15 + 0.8n + -0.8n

Combine like terms: 3n + -0.8n = 2.2n
2.2 + 2.2n = 15 + 0.8n + -0.8n

Combine like terms: 0.8n + -0.8n = 0.0
2.2 + 2.2n = 15 + 0.0
2.2 + 2.2n = 15

Add '-2.2' to each side of the equation.
2.2 + -2.2 + 2.2n = 15 + -2.2

Combine like terms: 2.2 + -2.2 = 0.0
0.0 + 2.2n = 15 + -2.2
2.2n = 15 + -2.2

Combine like terms: 15 + -2.2 = 12.8
2.2n = 12.8

Divide each side by '2.2'.
n = 5.818181818

Simplifying
n = 5.818181818

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