3n+7-8n=34-11n+21

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Solution for 3n+7-8n=34-11n+21 equation:


Simplifying
3n + 7 + -8n = 34 + -11n + 21

Reorder the terms:
7 + 3n + -8n = 34 + -11n + 21

Combine like terms: 3n + -8n = -5n
7 + -5n = 34 + -11n + 21

Reorder the terms:
7 + -5n = 34 + 21 + -11n

Combine like terms: 34 + 21 = 55
7 + -5n = 55 + -11n

Solving
7 + -5n = 55 + -11n

Solving for variable 'n'.

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

Add '11n' to each side of the equation.
7 + -5n + 11n = 55 + -11n + 11n

Combine like terms: -5n + 11n = 6n
7 + 6n = 55 + -11n + 11n

Combine like terms: -11n + 11n = 0
7 + 6n = 55 + 0
7 + 6n = 55

Add '-7' to each side of the equation.
7 + -7 + 6n = 55 + -7

Combine like terms: 7 + -7 = 0
0 + 6n = 55 + -7
6n = 55 + -7

Combine like terms: 55 + -7 = 48
6n = 48

Divide each side by '6'.
n = 8

Simplifying
n = 8

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