27=21-2(1-5w)

Solution for 27=21-2(1-5w) equation:

27=21-2(1-5w)

We move all terms to the left:

27-(21-2(1-5w))=0

We add all the numbers together, and all the variables

-(21-2(-5w+1))+27=0


We calculate terms in parentheses: -(21-2(-5w+1)), so:

21-2(-5w+1)

determiningTheFunctionDomain
-2(-5w+1)+21

We multiply parentheses

10w-2+21

We add all the numbers together, and all the variables

10w+19

Back to the equation:

-(10w+19)


We get rid of parentheses

-10w-19+27=0

We add all the numbers together, and all the variables

-10w+8=0

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

-10w=-8

w=-8/-10

w=4/5