9x-3(-3x)=9

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


Simplifying
9x + -3(-3x) = 9

Remove parenthesis around (-3x)
9x + -3 * -3x = 9

Multiply -3 * -3
9x + 9x = 9

Combine like terms: 9x + 9x = 18x
18x = 9

Solving
18x = 9

Solving for variable 'x'.

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

Divide each side by '18'.
x = 0.5

Simplifying
x = 0.5

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