-2=-9+a/2

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Solution for -2=-9+a/2 equation: 



-2=-9+a/2

We move all terms to the left:

-2-(-9+a/2)=0

We add all the numbers together, and all the variables

-(a/2-9)-2=0

We get rid of parentheses

-a/2+9-2=0

We multiply all the terms by the denominator


-a+9*2-2*2=0

We add all the numbers together, and all the variables

-1a+14=0

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

-a=-14

a=-14/-1

a=+14

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