-9-7n-2n=-5n+12

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Solution for -9-7n-2n=-5n+12 equation:


Simplifying
-9 + -7n + -2n = -5n + 12

Combine like terms: -7n + -2n = -9n
-9 + -9n = -5n + 12

Reorder the terms:
-9 + -9n = 12 + -5n

Solving
-9 + -9n = 12 + -5n

Solving for variable 'n'.

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

Add '5n' to each side of the equation.
-9 + -9n + 5n = 12 + -5n + 5n

Combine like terms: -9n + 5n = -4n
-9 + -4n = 12 + -5n + 5n

Combine like terms: -5n + 5n = 0
-9 + -4n = 12 + 0
-9 + -4n = 12

Add '9' to each side of the equation.
-9 + 9 + -4n = 12 + 9

Combine like terms: -9 + 9 = 0
0 + -4n = 12 + 9
-4n = 12 + 9

Combine like terms: 12 + 9 = 21
-4n = 21

Divide each side by '-4'.
n = -5.25

Simplifying
n = -5.25

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