Question

Cat este modul din |3-6y|=12

Answer 1

|3-6y|=12 => 3-6y=12/-3 => 3y=12/-3 => y=4. y ∈ { 4 }

Answer 2

daca 3-6y>0
I3-6yI=3-6y
3-6y=12
6y=-9
y=-3/2


daca 3-6y<0
I3-6yI=-(3-6y)
-3+6y =12
6y=9
y=3/2