6n=30+3n(n-4)

Solution for 6n=30+3n(n-4) equation:

6n=30+3n(n-4)

We move all terms to the left:

6n-(30+3n(n-4))=0


We calculate terms in parentheses: -(30+3n(n-4)), so:

30+3n(n-4)

determiningTheFunctionDomain
3n(n-4)+30

We multiply parentheses

3n^2-12n+30

Back to the equation:

-(3n^2-12n+30)


We get rid of parentheses

-3n^2+6n+12n-30=0

We add all the numbers together, and all the variables

-3n^2+18n-30=0

a = -3; b = 18; c = -30;
Δ = b2-4ac
Δ = 182-4·(-3)·(-30)
Δ = -36
Delta is less than zero, so there is no solution for the equation