No+7-n=4

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Solution for No+7-n=4 equation:


Simplifying
No + 7 + -1n = 4

Reorder the terms:
7 + -1n + oN = 4

Solving
7 + -1n + oN = 4

Solving for variable 'n'.

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

Add '-7' to each side of the equation.
7 + -1n + -7 + oN = 4 + -7

Reorder the terms:
7 + -7 + -1n + oN = 4 + -7

Combine like terms: 7 + -7 = 0
0 + -1n + oN = 4 + -7
-1n + oN = 4 + -7

Combine like terms: 4 + -7 = -3
-1n + oN = -3

Add '-1oN' to each side of the equation.
-1n + oN + -1oN = -3 + -1oN

Combine like terms: oN + -1oN = 0
-1n + 0 = -3 + -1oN
-1n = -3 + -1oN

Divide each side by '-1'.
n = 3 + oN

Simplifying
n = 3 + oN

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