14=21-7(2-1w)

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Solution for 14=21-7(2-1w) equation: 



14=21-7(2-1w)

We move all terms to the left:

14-(21-7(2-1w))=0

We add all the numbers together, and all the variables

-(21-7(-1w+2))+14=0



We calculate terms in parentheses: -(21-7(-1w+2)), so:

21-7(-1w+2)

determiningTheFunctionDomain
-7(-1w+2)+21

We multiply parentheses

7w-14+21

We add all the numbers together, and all the variables

7w+7

Back to the equation:

-(7w+7)



We get rid of parentheses

-7w-7+14=0

We add all the numbers together, and all the variables

-7w+7=0

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

-7w=-7

w=-7/-7

w=1

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