n+(n+10)=40

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Solution for n+(n+10)=40 equation:


Simplifying
n + (n + 10) = 40

Reorder the terms:
n + (10 + n) = 40

Remove parenthesis around (10 + n)
n + 10 + n = 40

Reorder the terms:
10 + n + n = 40

Combine like terms: n + n = 2n
10 + 2n = 40

Solving
10 + 2n = 40

Solving for variable 'n'.

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

Add '-10' to each side of the equation.
10 + -10 + 2n = 40 + -10

Combine like terms: 10 + -10 = 0
0 + 2n = 40 + -10
2n = 40 + -10

Combine like terms: 40 + -10 = 30
2n = 30

Divide each side by '2'.
n = 15

Simplifying
n = 15

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