n+(n+1)+3=45

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Solution for n+(n+1)+3=45 equation:


Simplifying
n + (n + 1) + 3 = 45

Reorder the terms:
n + (1 + n) + 3 = 45

Remove parenthesis around (1 + n)
n + 1 + n + 3 = 45

Reorder the terms:
1 + 3 + n + n = 45

Combine like terms: 1 + 3 = 4
4 + n + n = 45

Combine like terms: n + n = 2n
4 + 2n = 45

Solving
4 + 2n = 45

Solving for variable 'n'.

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

Add '-4' to each side of the equation.
4 + -4 + 2n = 45 + -4

Combine like terms: 4 + -4 = 0
0 + 2n = 45 + -4
2n = 45 + -4

Combine like terms: 45 + -4 = 41
2n = 41

Divide each side by '2'.
n = 20.5

Simplifying
n = 20.5

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