2n-15=20+n

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Solution for 2n-15=20+n equation:


Simplifying
2n + -15 = 20 + n

Reorder the terms:
-15 + 2n = 20 + n

Solving
-15 + 2n = 20 + n

Solving for variable 'n'.

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

Add '-1n' to each side of the equation.
-15 + 2n + -1n = 20 + n + -1n

Combine like terms: 2n + -1n = 1n
-15 + 1n = 20 + n + -1n

Combine like terms: n + -1n = 0
-15 + 1n = 20 + 0
-15 + 1n = 20

Add '15' to each side of the equation.
-15 + 15 + 1n = 20 + 15

Combine like terms: -15 + 15 = 0
0 + 1n = 20 + 15
1n = 20 + 15

Combine like terms: 20 + 15 = 35
1n = 35

Divide each side by '1'.
n = 35

Simplifying
n = 35

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