n-3.5=20

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Solution for n-3.5=20 equation: 


Simplifying
n + -3.5 = 20

Reorder the terms:
-3.5 + n = 20

Solving
-3.5 + n = 20

Solving for variable 'n'.

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

Add '3.5' to each side of the equation.
-3.5 + 3.5 + n = 20 + 3.5

Combine like terms: -3.5 + 3.5 = 0.0
0.0 + n = 20 + 3.5
n = 20 + 3.5

Combine like terms: 20 + 3.5 = 23.5
n = 23.5

Simplifying
n = 23.5

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