4(7-7a)-2a=-9+7a

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Solution for 4(7-7a)-2a=-9+7a equation: 



4(7-7a)-2a=-9+7a

We move all terms to the left:

4(7-7a)-2a-(-9+7a)=0

We add all the numbers together, and all the variables

4(-7a+7)-2a-(7a-9)=0

We add all the numbers together, and all the variables

-2a+4(-7a+7)-(7a-9)=0

We multiply parentheses

-2a-28a-(7a-9)+28=0

We get rid of parentheses

-2a-28a-7a+9+28=0

We add all the numbers together, and all the variables

-37a+37=0

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

-37a=-37

a=-37/-37

a=1

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