4-n=3.87

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Solution for 4-n=3.87 equation: 


Simplifying
4 + -1n = 3.87

Solving
4 + -1n = 3.87

Solving for variable 'n'.

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

Add '-4' to each side of the equation.
4 + -4 + -1n = 3.87 + -4

Combine like terms: 4 + -4 = 0
0 + -1n = 3.87 + -4
-1n = 3.87 + -4

Combine like terms: 3.87 + -4 = -0.13
-1n = -0.13

Divide each side by '-1'.
n = 0.13

Simplifying
n = 0.13

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