Answer :
12=4/5k
put parenthesis to both side so u can mulitply by 5
5(12)=(4/5k)5
the fraction canccels out
60=4k
divide both sides by 4
15=k
put parenthesis to both side so u can mulitply by 5
5(12)=(4/5k)5
the fraction canccels out
60=4k
divide both sides by 4
15=k