3+9(1+7a)=-17

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Solution for 3+9(1+7a)=-17 equation: 



3+9(1+7a)=-17

We move all terms to the left:

3+9(1+7a)-(-17)=0

We add all the numbers together, and all the variables

9(7a+1)+3-(-17)=0

We add all the numbers together, and all the variables

9(7a+1)+20=0

We multiply parentheses

63a+9+20=0

We add all the numbers together, and all the variables

63a+29=0

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

63a=-29

a=-29/63

a=-29/63

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