Question
Find the value of 1 unit.
  1. 9 u - 13 = 3 u - 1
  2. 1 u - 6 = 8 u - 20
  3. 1 - 4 u = 13 - 10 u
  4. 8 - 6 u = 4 - 4 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. 9 u - 13 = 3 u - 1
  2. 1 u - 6 = 8 u - 20
  3. 1 - 4 u = 13 - 10 u
  4. 8 - 6 u = 4 - 4 u