3n+2(4n-5)-7+n=

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Solution for 3n+2(4n-5)-7+n= equation:


Simplifying
3n + 2(4n + -5) + -7 + n = 0

Reorder the terms:
3n + 2(-5 + 4n) + -7 + n = 0
3n + (-5 * 2 + 4n * 2) + -7 + n = 0
3n + (-10 + 8n) + -7 + n = 0

Reorder the terms:
-10 + -7 + 3n + 8n + n = 0

Combine like terms: -10 + -7 = -17
-17 + 3n + 8n + n = 0

Combine like terms: 3n + 8n = 11n
-17 + 11n + n = 0

Combine like terms: 11n + n = 12n
-17 + 12n = 0

Solving
-17 + 12n = 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 + 12n = 0 + 17

Combine like terms: -17 + 17 = 0
0 + 12n = 0 + 17
12n = 0 + 17

Combine like terms: 0 + 17 = 17
12n = 17

Divide each side by '12'.
n = 1.416666667

Simplifying
n = 1.416666667

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