)-3(-21+3)=-9(1-5n)

Solution for )-3(-21+3)=-9(1-5n) equation:

)-3(-21+3)=-9(1-5n)

We move all terms to the left:

)-3(-21+3)-(-9(1-5n))=0

determiningTheFunctionDomain
-(-9(1-5n))-21+)-3(+3)=0

We add all the numbers together, and all the variables

-(-9(-5n+1))-21+)-33=0

We add all the numbers together, and all the variables

-(-9(-5n+1))=0


We calculate terms in parentheses: -(-9(-5n+1)), so:

-9(-5n+1)

We multiply parentheses

45n-9

Back to the equation:

-(45n-9)


We get rid of parentheses

-45n+9=0

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

-45n=-9

n=-9/-45

n=1/5