Question
Find the value of 1 unit.
  1. 7 u - 13 = 4 u - 4
  2. 5 u - 3 = 10 u - 13
  3. 4 - 1 u = 25 - 8 u
  4. 30 - 9 u = 6 - 5 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 - 13 = 4 u - 4
  2. 5 u - 3 = 10 u - 13
  3. 4 - 1 u = 25 - 8 u
  4. 30 - 9 u = 6 - 5 u