2(a+3)=-3(-a-3)

Solution for 2(a+3)=-3(-a-3) equation:

2(a+3)=-3(-a-3)

We move all terms to the left:

2(a+3)-(-3(-a-3))=0

We add all the numbers together, and all the variables

2(a+3)-(-3(-1a-3))=0

We multiply parentheses

2a-(-3(-1a-3))+6=0


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

-3(-1a-3)

We multiply parentheses

3a+9

Back to the equation:

-(3a+9)


We get rid of parentheses

2a-3a-9+6=0

We add all the numbers together, and all the variables

-1a-3=0

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

-a=3

a=3/-1

a=-3