(9-3x)2=144

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Solution for (9-3x)2=144 equation:


Simplifying
(9 + -3x) * 2 = 144

Reorder the terms for easier multiplication:
2(9 + -3x) = 144
(9 * 2 + -3x * 2) = 144
(18 + -6x) = 144

Solving
18 + -6x = 144

Solving for variable 'x'.

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

Add '-18' to each side of the equation.
18 + -18 + -6x = 144 + -18

Combine like terms: 18 + -18 = 0
0 + -6x = 144 + -18
-6x = 144 + -18

Combine like terms: 144 + -18 = 126
-6x = 126

Divide each side by '-6'.
x = -21

Simplifying
x = -21

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