225=-4n-9

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Solution for 225=-4n-9 equation:


Simplifying
225 = -4n + -9

Reorder the terms:
225 = -9 + -4n

Solving
225 = -9 + -4n

Solving for variable 'n'.

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

Add '4n' to each side of the equation.
225 + 4n = -9 + -4n + 4n

Combine like terms: -4n + 4n = 0
225 + 4n = -9 + 0
225 + 4n = -9

Add '-225' to each side of the equation.
225 + -225 + 4n = -9 + -225

Combine like terms: 225 + -225 = 0
0 + 4n = -9 + -225
4n = -9 + -225

Combine like terms: -9 + -225 = -234
4n = -234

Divide each side by '4'.
n = -58.5

Simplifying
n = -58.5

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