Question
Find the value of 1 unit.
  1. 4 u - 18 = 10
  2. 12 u - 30 = 2 u
  3. 8 = 4 u - 20
  4. 7 u = 14 u - 49
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 = 10
  2. 12 u - 30 = 2 u
  3. 8 = 4 u - 20
  4. 7 u = 14 u - 49