-4x=3-(-9)

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Solution for -4x=3-(-9) equation: 


Simplifying
-4x = 3 + -1(-9)

Multiply -1 * -9
-4x = 3 + 9

Combine like terms: 3 + 9 = 12
-4x = 12

Solving
-4x = 12

Solving for variable 'x'.

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

Divide each side by '-4'.
x = -3

Simplifying
x = -3

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