-(a-9)=4(3-a)

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



-(a-9)=4(3-a)

We move all terms to the left:

-(a-9)-(4(3-a))=0

We add all the numbers together, and all the variables

-(a-9)-(4(-1a+3))=0

We get rid of parentheses

-a-(4(-1a+3))+9=0



We calculate terms in parentheses: -(4(-1a+3)), so:

4(-1a+3)

We multiply parentheses

-4a+12

Back to the equation:

-(-4a+12)



We add all the numbers together, and all the variables

-1a-(-4a+12)+9=0

We get rid of parentheses

-1a+4a-12+9=0

We add all the numbers together, and all the variables

3a-3=0

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

3a=3

a=3/3

a=1

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