Question
Find the value of 1 unit.
  1. 10 u - 23 = 3 u - 9
  2. 5 u - 9 = 8 u - 18
  3. 8 - 4 u = 12 - 6 u
  4. 17 - 5 u = 5 - 3 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. 10 u - 23 = 3 u - 9
  2. 5 u - 9 = 8 u - 18
  3. 8 - 4 u = 12 - 6 u
  4. 17 - 5 u = 5 - 3 u