Question
Find the value of 1 unit.
  1. 4 u - 18 = 18
  2. 9 u - 30 = 3 u
  3. 10 = 2 u - 16
  4. 5 u = 7 u - 16
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. 4 u - 18 = 18
  2. 9 u - 30 = 3 u
  3. 10 = 2 u - 16
  4. 5 u = 7 u - 16