3w+20=7(w+8)

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Solution for 3w+20=7(w+8) equation: 



3w+20=7(w+8)

We move all terms to the left:

3w+20-(7(w+8))=0



We calculate terms in parentheses: -(7(w+8)), so:

7(w+8)

We multiply parentheses

7w+56

Back to the equation:

-(7w+56)



We get rid of parentheses

3w-7w-56+20=0

We add all the numbers together, and all the variables

-4w-36=0

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

-4w=36

w=36/-4

w=-9

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