93=7a-4(3-2a)

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Solution for 93=7a-4(3-2a) equation: 



93=7a-4(3-2a)

We move all terms to the left:

93-(7a-4(3-2a))=0

We add all the numbers together, and all the variables

-(7a-4(-2a+3))+93=0



We calculate terms in parentheses: -(7a-4(-2a+3)), so:

7a-4(-2a+3)

We multiply parentheses

7a+8a-12

We add all the numbers together, and all the variables

15a-12

Back to the equation:

-(15a-12)



We get rid of parentheses

-15a+12+93=0

We add all the numbers together, and all the variables

-15a+105=0

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

-15a=-105

a=-105/-15

a=+7

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