Question
Find the value of 1 unit.
  1. 5 u - 10 = 10
  2. 12 u - 30 = 2 u
  3. 4 = 2 u - 18
  4. 3 u = 7 u - 12
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. 5 u - 10 = 10
  2. 12 u - 30 = 2 u
  3. 4 = 2 u - 18
  4. 3 u = 7 u - 12