99=9(n+4)

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Solution for 99=9(n+4) equation:


Simplifying
99 = 9(n + 4)

Reorder the terms:
99 = 9(4 + n)
99 = (4 * 9 + n * 9)
99 = (36 + 9n)

Solving
99 = 36 + 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.
99 + -9n = 36 + 9n + -9n

Combine like terms: 9n + -9n = 0
99 + -9n = 36 + 0
99 + -9n = 36

Add '-99' to each side of the equation.
99 + -99 + -9n = 36 + -99

Combine like terms: 99 + -99 = 0
0 + -9n = 36 + -99
-9n = 36 + -99

Combine like terms: 36 + -99 = -63
-9n = -63

Divide each side by '-9'.
n = 7

Simplifying
n = 7

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