16-21-3n=100

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Solution for 16-21-3n=100 equation: 


Simplifying
16 + -21 + -3n = 100

Combine like terms: 16 + -21 = -5
-5 + -3n = 100

Solving
-5 + -3n = 100

Solving for variable 'n'.

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

Add '5' to each side of the equation.
-5 + 5 + -3n = 100 + 5

Combine like terms: -5 + 5 = 0
0 + -3n = 100 + 5
-3n = 100 + 5

Combine like terms: 100 + 5 = 105
-3n = 105

Divide each side by '-3'.
n = -35

Simplifying
n = -35

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