9(4+7a)=-30

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



9(4+7a)=-30

We move all terms to the left:

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

We add all the numbers together, and all the variables

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

We add all the numbers together, and all the variables

9(7a+4)+30=0

We multiply parentheses

63a+36+30=0

We add all the numbers together, and all the variables

63a+66=0

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

63a=-66

a=-66/63

a=-1+1/21

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