Question

540:(y*3-60)=6

Answer 1

y*3-60=540:6

y*3-60=90

y*3=90+60

y*3=150

y=150:3

y=50

Answer 2

540/(y*3-60)=6

y*3-60=540/6

y*3-60=90

y*3=90+60

y*3=150

y=150/3

y=50