4(a-3)=5(a+6)

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Solution for 4(a-3)=5(a+6) equation: 



4(a-3)=5(a+6)

We move all terms to the left:

4(a-3)-(5(a+6))=0

We multiply parentheses

4a-(5(a+6))-12=0



We calculate terms in parentheses: -(5(a+6)), so:

5(a+6)

We multiply parentheses

5a+30

Back to the equation:

-(5a+30)



We get rid of parentheses

4a-5a-30-12=0

We add all the numbers together, and all the variables

-1a-42=0

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

-a=42

a=42/-1

a=-42

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