Question
Find the value of 1 unit.
  1. 9 u - 23 = 5 u - 7
  2. 3 u - 2 = 8 u - 12
  3. 6 - 3 u = 13 - 10 u
  4. 13 - 3 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. 9 u - 23 = 5 u - 7
  2. 3 u - 2 = 8 u - 12
  3. 6 - 3 u = 13 - 10 u
  4. 13 - 3 u = 5 - 1 u