3w+15=7(w+1)

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Solution for 3w+15=7(w+1) equation: 



3w+15=7(w+1)

We move all terms to the left:

3w+15-(7(w+1))=0



We calculate terms in parentheses: -(7(w+1)), so:

7(w+1)

We multiply parentheses

7w+7

Back to the equation:

-(7w+7)



We get rid of parentheses

3w-7w-7+15=0

We add all the numbers together, and all the variables

-4w+8=0

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

-4w=-8

w=-8/-4

w=+2

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