1.3+3n=.8n+18

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Solution for 1.3+3n=.8n+18 equation: 


Simplifying
1.3 + 3n = 0.8n + 18

Reorder the terms:
1.3 + 3n = 18 + 0.8n

Solving
1.3 + 3n = 18 + 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.
1.3 + 3n + -0.8n = 18 + 0.8n + -0.8n

Combine like terms: 3n + -0.8n = 2.2n
1.3 + 2.2n = 18 + 0.8n + -0.8n

Combine like terms: 0.8n + -0.8n = 0.0
1.3 + 2.2n = 18 + 0.0
1.3 + 2.2n = 18

Add '-1.3' to each side of the equation.
1.3 + -1.3 + 2.2n = 18 + -1.3

Combine like terms: 1.3 + -1.3 = 0.0
0.0 + 2.2n = 18 + -1.3
2.2n = 18 + -1.3

Combine like terms: 18 + -1.3 = 16.7
2.2n = 16.7

Divide each side by '2.2'.
n = 7.590909091

Simplifying
n = 7.590909091

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