Using brackets II

This task is about placing brackets in equations to make them correct.
 
Put brackets in the following equations to make the answers correct. 
  
a)
 

b)

 

c)

 

d)

 

e)

 

f)

 18 – 3 × 5 = 75
 

  24 ÷ 2 + 4 = 4

 

  28 – 6 + 5 = 17

 

  18 – 3 ÷ 5 = 3

 

  30 ÷ 5 + 1 = 5

 

  29 – 7 + 2 = 20