n+3+n+4=n+7+2n+7

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Solution for n+3+n+4=n+7+2n+7 equation:


Simplifying
n + 3 + n + 4 = n + 7 + 2n + 7

Reorder the terms:
3 + 4 + n + n = n + 7 + 2n + 7

Combine like terms: 3 + 4 = 7
7 + n + n = n + 7 + 2n + 7

Combine like terms: n + n = 2n
7 + 2n = n + 7 + 2n + 7

Reorder the terms:
7 + 2n = 7 + 7 + n + 2n

Combine like terms: 7 + 7 = 14
7 + 2n = 14 + n + 2n

Combine like terms: n + 2n = 3n
7 + 2n = 14 + 3n

Solving
7 + 2n = 14 + 3n

Solving for variable 'n'.

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

Add '-3n' to each side of the equation.
7 + 2n + -3n = 14 + 3n + -3n

Combine like terms: 2n + -3n = -1n
7 + -1n = 14 + 3n + -3n

Combine like terms: 3n + -3n = 0
7 + -1n = 14 + 0
7 + -1n = 14

Add '-7' to each side of the equation.
7 + -7 + -1n = 14 + -7

Combine like terms: 7 + -7 = 0
0 + -1n = 14 + -7
-1n = 14 + -7

Combine like terms: 14 + -7 = 7
-1n = 7

Divide each side by '-1'.
n = -7

Simplifying
n = -7

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