5+3a=4(7-9a)

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Solution for 5+3a=4(7-9a) equation: 



5+3a=4(7-9a)

We move all terms to the left:

5+3a-(4(7-9a))=0

We add all the numbers together, and all the variables

3a-(4(-9a+7))+5=0



We calculate terms in parentheses: -(4(-9a+7)), so:

4(-9a+7)

We multiply parentheses

-36a+28

Back to the equation:

-(-36a+28)



We get rid of parentheses

3a+36a-28+5=0

We add all the numbers together, and all the variables

39a-23=0

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

39a=23

a=23/39

a=23/39

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