Question
Find the value of 1 unit.
  1. 1 u + 72 = 156
  2. 1 + 1 u = 8
  3. 8 = 1 u - 4
  4. 16 = 6 + 1 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. 1 u + 72 = 156
  2. 1 + 1 u = 8
  3. 8 = 1 u - 4
  4. 16 = 6 + 1 u