The school's basketball team lost 4 times as many games as they won. They also tied 5 fewer games than they won. If they played 43 games, how many did they lose?

• popalabdulqayou: let w won games, t tied games, s lose games
  
  s=4w
  
  t=w-5
  
  s+t+w=43
  
  4w+(w-5)+w=43
  
  6w=48
  
  w=7
  
  s=4*7=21 games lost