-a/2=-9

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Solution for -a/2=-9 equation: 



-a/2=-9

We move all terms to the left:

-a/2-(-9)=0

We add all the numbers together, and all the variables

-a/2+9=0

We multiply all the terms by the denominator


-a+9*2=0

We add all the numbers together, and all the variables

-1a+18=0

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

-a=-18

a=-18/-1

a=+18

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