4-7a=3-(a-19)

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Solution for 4-7a=3-(a-19) equation: 



4-7a=3-(a-19)

We move all terms to the left:

4-7a-(3-(a-19))=0



We calculate terms in parentheses: -(3-(a-19)), so:

3-(a-19)

determiningTheFunctionDomain
-(a-19)+3

We get rid of parentheses

-a+19+3

We add all the numbers together, and all the variables

-1a+22

Back to the equation:

-(-1a+22)



We get rid of parentheses

-7a+1a-22+4=0

We add all the numbers together, and all the variables

-6a-18=0

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

-6a=18

a=18/-6

a=-3

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