3(n+5)+4(n-1)=

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Solution for 3(n+5)+4(n-1)= equation:


Simplifying
3(n + 5) + 4(n + -1) = 0

Reorder the terms:
3(5 + n) + 4(n + -1) = 0
(5 * 3 + n * 3) + 4(n + -1) = 0
(15 + 3n) + 4(n + -1) = 0

Reorder the terms:
15 + 3n + 4(-1 + n) = 0
15 + 3n + (-1 * 4 + n * 4) = 0
15 + 3n + (-4 + 4n) = 0

Reorder the terms:
15 + -4 + 3n + 4n = 0

Combine like terms: 15 + -4 = 11
11 + 3n + 4n = 0

Combine like terms: 3n + 4n = 7n
11 + 7n = 0

Solving
11 + 7n = 0

Solving for variable 'n'.

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

Add '-11' to each side of the equation.
11 + -11 + 7n = 0 + -11

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

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

Divide each side by '7'.
n = -1.571428571

Simplifying
n = -1.571428571

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