n+5*n-6=21cm^2

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Solution for n+5*n-6=21cm^2 equation: 


Simplifying
n + 5n + -6 = 21cm2

Reorder the terms:
-6 + n + 5n = 21cm2

Combine like terms: n + 5n = 6n
-6 + 6n = 21cm2

Solving
-6 + 6n = 21cm2

Solving for variable 'n'.

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

Add '6' to each side of the equation.
-6 + 6 + 6n = 6 + 21cm2

Combine like terms: -6 + 6 = 0
0 + 6n = 6 + 21cm2
6n = 6 + 21cm2

Divide each side by '6'.
n = 1 + 3.5cm2

Simplifying
n = 1 + 3.5cm2

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