2n-100=90

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Solution for 2n-100=90 equation: 


Simplifying
2n + -100 = 90

Reorder the terms:
-100 + 2n = 90

Solving
-100 + 2n = 90

Solving for variable 'n'.

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

Add '100' to each side of the equation.
-100 + 100 + 2n = 90 + 100

Combine like terms: -100 + 100 = 0
0 + 2n = 90 + 100
2n = 90 + 100

Combine like terms: 90 + 100 = 190
2n = 190

Divide each side by '2'.
n = 95

Simplifying
n = 95

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