30+9a=-4(7a+3)

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Solution for 30+9a=-4(7a+3) equation: 



30+9a=-4(7a+3)

We move all terms to the left:

30+9a-(-4(7a+3))=0



We calculate terms in parentheses: -(-4(7a+3)), so:

-4(7a+3)

We multiply parentheses

-28a-12

Back to the equation:

-(-28a-12)



We get rid of parentheses

9a+28a+12+30=0

We add all the numbers together, and all the variables

37a+42=0

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

37a=-42

a=-42/37

a=-1+5/37

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