-4(6+9a)=-20

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Solution for -4(6+9a)=-20 equation: 



-4(6+9a)=-20

We move all terms to the left:

-4(6+9a)-(-20)=0

We add all the numbers together, and all the variables

-4(9a+6)-(-20)=0

We add all the numbers together, and all the variables

-4(9a+6)+20=0

We multiply parentheses

-36a-24+20=0

We add all the numbers together, and all the variables

-36a-4=0

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

-36a=4

a=4/-36

a=-1/9

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