9+2(15+5)+7(n+5)=

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Solution for 9+2(15+5)+7(n+5)= equation: 


Simplifying
9 + 2(15 + 5) + 7(n + 5) = 0

Combine like terms: 15 + 5 = 20
9 + 2(20) + 7(n + 5) = 0

Multiply 2 * 20
9 + 40 + 7(n + 5) = 0

Reorder the terms:
9 + 40 + 7(5 + n) = 0
9 + 40 + (5 * 7 + n * 7) = 0
9 + 40 + (35 + 7n) = 0

Combine like terms: 9 + 40 = 49
49 + 35 + 7n = 0

Combine like terms: 49 + 35 = 84
84 + 7n = 0

Solving
84 + 7n = 0

Solving for variable 'n'.

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

Add '-84' to each side of the equation.
84 + -84 + 7n = 0 + -84

Combine like terms: 84 + -84 = 0
0 + 7n = 0 + -84
7n = 0 + -84

Combine like terms: 0 + -84 = -84
7n = -84

Divide each side by '7'.
n = -12

Simplifying
n = -12

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