Question
Find the value of 1 unit.
  1. 7 u - 20 = 5 u - 2
  2. 2 u - 8 = 6 u - 20
  3. 6 - 5 u = 24 - 8 u
  4. 29 - 5 u = 5 - 1 u
4 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

(c)

Click button first when a symbol is required. X

(d)

Click button first when a symbol is required. X

Find the value of 1 unit.
  1. 7 u - 20 = 5 u - 2
  2. 2 u - 8 = 6 u - 20
  3. 6 - 5 u = 24 - 8 u
  4. 29 - 5 u = 5 - 1 u