97=-7(3a-1)

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Solution for 97=-7(3a-1) equation: 



97=-7(3a-1)

We move all terms to the left:

97-(-7(3a-1))=0



We calculate terms in parentheses: -(-7(3a-1)), so:

-7(3a-1)

We multiply parentheses

-21a+7

Back to the equation:

-(-21a+7)



We get rid of parentheses

21a-7+97=0

We add all the numbers together, and all the variables

21a+90=0

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

21a=-90

a=-90/21

a=-4+2/7

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