9=-(3-x)

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


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

Solving
9 = -3 + 1x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
9 + -1x = -3 + 1x + -1x

Combine like terms: 1x + -1x = 0
9 + -1x = -3 + 0
9 + -1x = -3

Add '-9' to each side of the equation.
9 + -9 + -1x = -3 + -9

Combine like terms: 9 + -9 = 0
0 + -1x = -3 + -9
-1x = -3 + -9

Combine like terms: -3 + -9 = -12
-1x = -12

Divide each side by '-1'.
x = 12

Simplifying
x = 12

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