Question
Find the value of 1 unit.
  1. 8 u - 21 = 4 u - 5
  2. 4 u - 5 = 8 u - 17
  3. 1 - 3 u = 29 - 10 u
  4. 34 - 9 u = 10 - 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. 8 u - 21 = 4 u - 5
  2. 4 u - 5 = 8 u - 17
  3. 1 - 3 u = 29 - 10 u
  4. 34 - 9 u = 10 - 5 u