7n-16+4n-28=55

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Solution for 7n-16+4n-28=55 equation:


Simplifying
7n + -16 + 4n + -28 = 55

Reorder the terms:
-16 + -28 + 7n + 4n = 55

Combine like terms: -16 + -28 = -44
-44 + 7n + 4n = 55

Combine like terms: 7n + 4n = 11n
-44 + 11n = 55

Solving
-44 + 11n = 55

Solving for variable 'n'.

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

Add '44' to each side of the equation.
-44 + 44 + 11n = 55 + 44

Combine like terms: -44 + 44 = 0
0 + 11n = 55 + 44
11n = 55 + 44

Combine like terms: 55 + 44 = 99
11n = 99

Divide each side by '11'.
n = 9

Simplifying
n = 9

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