Question
Find the value of 1 unit.
  1. 3 u - 30 = 12
  2. 9 u - 24 = 3 u
  3. 3 = 4 u - 25
  4. 3 u = 6 u - 9
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. 3 u - 30 = 12
  2. 9 u - 24 = 3 u
  3. 3 = 4 u - 25
  4. 3 u = 6 u - 9