Question
Find the value of 1 unit.
  1. 2 u - 19 = 19
  2. 11 u - 27 = 2 u
  3. 10 = 4 u - 26
  4. 4 u = 12 u - 72
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. 2 u - 19 = 19
  2. 11 u - 27 = 2 u
  3. 10 = 4 u - 26
  4. 4 u = 12 u - 72