x/2+9=-12

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Solution for x/2+9=-12 equation: 



x/2+9=-12

We move all terms to the left:

x/2+9-(-12)=0

We add all the numbers together, and all the variables

x/2+21=0

We multiply all the terms by the denominator


x+21*2=0

We add all the numbers together, and all the variables

x+42=0

We move all terms containing x to the left, all other terms to the right

x=-42

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