Question
Find the value of 1 unit.
  1. 1 u - 1 = 2
  2. 2 = 1 u - 7
  3. 10 - 6 = 1 u - 9
  4. 3 + 3 = 1 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. 1 u - 1 = 2
  2. 2 = 1 u - 7
  3. 10 - 6 = 1 u - 9
  4. 3 + 3 = 1 u - 4