5.7n-4.7n+3.1=2.2+8.7

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Solution for 5.7n-4.7n+3.1=2.2+8.7 equation: 


Simplifying
5.7n + -4.7n + 3.1 = 2.2 + 8.7

Reorder the terms:
3.1 + 5.7n + -4.7n = 2.2 + 8.7

Combine like terms: 5.7n + -4.7n = 1n
3.1 + 1n = 2.2 + 8.7

Combine like terms: 2.2 + 8.7 = 10.9
3.1 + 1n = 10.9

Solving
3.1 + 1n = 10.9

Solving for variable 'n'.

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

Add '-3.1' to each side of the equation.
3.1 + -3.1 + 1n = 10.9 + -3.1

Combine like terms: 3.1 + -3.1 = 0.0
0.0 + 1n = 10.9 + -3.1
1n = 10.9 + -3.1

Combine like terms: 10.9 + -3.1 = 7.8
1n = 7.8

Divide each side by '1'.
n = 7.8

Simplifying
n = 7.8

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