9(9x-18)=405

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Solution for 9(9x-18)=405 equation:


Simplifying
9(9x + -18) = 405

Reorder the terms:
9(-18 + 9x) = 405
(-18 * 9 + 9x * 9) = 405
(-162 + 81x) = 405

Solving
-162 + 81x = 405

Solving for variable 'x'.

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

Add '162' to each side of the equation.
-162 + 162 + 81x = 405 + 162

Combine like terms: -162 + 162 = 0
0 + 81x = 405 + 162
81x = 405 + 162

Combine like terms: 405 + 162 = 567
81x = 567

Divide each side by '81'.
x = 7

Simplifying
x = 7

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