-15-3n=9-9n

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Solution for -15-3n=9-9n equation:


Simplifying
-15 + -3n = 9 + -9n

Solving
-15 + -3n = 9 + -9n

Solving for variable 'n'.

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

Add '9n' to each side of the equation.
-15 + -3n + 9n = 9 + -9n + 9n

Combine like terms: -3n + 9n = 6n
-15 + 6n = 9 + -9n + 9n

Combine like terms: -9n + 9n = 0
-15 + 6n = 9 + 0
-15 + 6n = 9

Add '15' to each side of the equation.
-15 + 15 + 6n = 9 + 15

Combine like terms: -15 + 15 = 0
0 + 6n = 9 + 15
6n = 9 + 15

Combine like terms: 9 + 15 = 24
6n = 24

Divide each side by '6'.
n = 4

Simplifying
n = 4

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