7w+1=9(w+1)

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Solution for 7w+1=9(w+1) equation: 



7w+1=9(w+1)

We move all terms to the left:

7w+1-(9(w+1))=0



We calculate terms in parentheses: -(9(w+1)), so:

9(w+1)

We multiply parentheses

9w+9

Back to the equation:

-(9w+9)



We get rid of parentheses

7w-9w-9+1=0

We add all the numbers together, and all the variables

-2w-8=0

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

-2w=8

w=8/-2

w=-4

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