7a-19=4(3a-1)

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Solution for 7a-19=4(3a-1) equation: 



7a-19=4(3a-1)

We move all terms to the left:

7a-19-(4(3a-1))=0



We calculate terms in parentheses: -(4(3a-1)), so:

4(3a-1)

We multiply parentheses

12a-4

Back to the equation:

-(12a-4)



We get rid of parentheses

7a-12a+4-19=0

We add all the numbers together, and all the variables

-5a-15=0

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

-5a=15

a=15/-5

a=-3

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