3x-(-2x)=9

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


Simplifying
3x + -1(-2x) = 9

Remove parenthesis around (-2x)
3x + -1 * -2x = 9

Multiply -1 * -2
3x + 2x = 9

Combine like terms: 3x + 2x = 5x
5x = 9

Solving
5x = 9

Solving for variable 'x'.

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

Divide each side by '5'.
x = 1.8

Simplifying
x = 1.8

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