2n-15=20

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Solution for 2n-15=20 equation: 


Simplifying
2n + -15 = 20

Reorder the terms:
-15 + 2n = 20

Solving
-15 + 2n = 20

Solving for variable 'n'.

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

Add '15' to each side of the equation.
-15 + 15 + 2n = 20 + 15

Combine like terms: -15 + 15 = 0
0 + 2n = 20 + 15
2n = 20 + 15

Combine like terms: 20 + 15 = 35
2n = 35

Divide each side by '2'.
n = 17.5

Simplifying
n = 17.5

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