Question
Find the value of 1 unit.
  1. 2 u - 11 = 19
  2. 8 u - 30 = 2 u
  3. 10 = 10 u - 30
  4. 7 u = 16 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. 2 u - 11 = 19
  2. 8 u - 30 = 2 u
  3. 10 = 10 u - 30
  4. 7 u = 16 u - 45