Question
Find the value of 1 unit.
  1. 2 u + 4 = 22 - 4 u
  2. 25 - 3 u = 2 u + 5
  3. 2 u - 9 = 24 - 1 u
  4. 76 - 7 u = 3 u - 4
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. 2 u + 4 = 22 - 4 u
  2. 25 - 3 u = 2 u + 5
  3. 2 u - 9 = 24 - 1 u
  4. 76 - 7 u = 3 u - 4