3-4a=-5(3-a)

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Solution for 3-4a=-5(3-a) equation: 



3-4a=-5(3-a)

We move all terms to the left:

3-4a-(-5(3-a))=0

We add all the numbers together, and all the variables

-4a-(-5(-1a+3))+3=0



We calculate terms in parentheses: -(-5(-1a+3)), so:

-5(-1a+3)

We multiply parentheses

5a-15

Back to the equation:

-(5a-15)



We get rid of parentheses

-4a-5a+15+3=0

We add all the numbers together, and all the variables

-9a+18=0

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

-9a=-18

a=-18/-9

a=+2

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