(n-3)*9=90

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Solution for (n-3)*9=90 equation:


Simplifying
(n + -3) * 9 = 90

Reorder the terms:
(-3 + n) * 9 = 90

Reorder the terms for easier multiplication:
9(-3 + n) = 90
(-3 * 9 + n * 9) = 90
(-27 + 9n) = 90

Solving
-27 + 9n = 90

Solving for variable 'n'.

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

Add '27' to each side of the equation.
-27 + 27 + 9n = 90 + 27

Combine like terms: -27 + 27 = 0
0 + 9n = 90 + 27
9n = 90 + 27

Combine like terms: 90 + 27 = 117
9n = 117

Divide each side by '9'.
n = 13

Simplifying
n = 13

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