7+2(4n+5)-n=

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Solution for 7+2(4n+5)-n= equation:


Simplifying
7 + 2(4n + 5) + -1n = 0

Reorder the terms:
7 + 2(5 + 4n) + -1n = 0
7 + (5 * 2 + 4n * 2) + -1n = 0
7 + (10 + 8n) + -1n = 0

Combine like terms: 7 + 10 = 17
17 + 8n + -1n = 0

Combine like terms: 8n + -1n = 7n
17 + 7n = 0

Solving
17 + 7n = 0

Solving for variable 'n'.

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

Add '-17' to each side of the equation.
17 + -17 + 7n = 0 + -17

Combine like terms: 17 + -17 = 0
0 + 7n = 0 + -17
7n = 0 + -17

Combine like terms: 0 + -17 = -17
7n = -17

Divide each side by '7'.
n = -2.428571429

Simplifying
n = -2.428571429

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