Question
Find the value of 1 unit.
  1. 6 u - 27 = 15
  2. 8 u - 25 = 3 u
  3. 4 = 6 u - 20
  4. 7 u = 14 u - 14
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. 6 u - 27 = 15
  2. 8 u - 25 = 3 u
  3. 4 = 6 u - 20
  4. 7 u = 14 u - 14