25-4n=9

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Solution for 25-4n=9 equation: 


Simplifying
25 + -4n = 9

Solving
25 + -4n = 9

Solving for variable 'n'.

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

Add '-25' to each side of the equation.
25 + -25 + -4n = 9 + -25

Combine like terms: 25 + -25 = 0
0 + -4n = 9 + -25
-4n = 9 + -25

Combine like terms: 9 + -25 = -16
-4n = -16

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

Simplifying
n = 4

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