6-(-x)=3

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Solution for 6-(-x)=3 equation: 


Simplifying
6 + -1(-1x) = 3

Remove parenthesis around (-1x)
6 + -1 * -1x = 3

Multiply -1 * -1
6 + 1x = 3

Solving
6 + 1x = 3

Solving for variable 'x'.

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

Add '-6' to each side of the equation.
6 + -6 + 1x = 3 + -6

Combine like terms: 6 + -6 = 0
0 + 1x = 3 + -6
1x = 3 + -6

Combine like terms: 3 + -6 = -3
1x = -3

Divide each side by '1'.
x = -3

Simplifying
x = -3

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