Question
Find the value of 1 unit.
  1. 3 u - 19 = 17
  2. 12 u - 16 = 4 u
  3. 8 = 9 u - 28
  4. 6 u = 15 u - 45
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 - 19 = 17
  2. 12 u - 16 = 4 u
  3. 8 = 9 u - 28
  4. 6 u = 15 u - 45