Question
Find the value of 1 unit.
  1. 3 u - 27 = 18
  2. 12 u - 18 = 3 u
  3. 1 = 4 u - 27
  4. 3 u = 8 u - 50
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 - 27 = 18
  2. 12 u - 18 = 3 u
  3. 1 = 4 u - 27
  4. 3 u = 8 u - 50