Question
Find the value of 1 unit.
  1. 1 u - 5 = 2
  2. 3 = 1 u - 10
  3. 9 - 2 = 1 u - 5
  4. 4 + 2 = 1 u - 2
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 - 5 = 2
  2. 3 = 1 u - 10
  3. 9 - 2 = 1 u - 5
  4. 4 + 2 = 1 u - 2