Question
Find the value of 1 unit.
  1. 1 u + 4 = 16 - 1 u
  2. 20 - 5 u = 1 u + 8
  3. 5 u - 10 = 22 - 3 u
  4. 21 - 4 u = 4 u - 3
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. 1 u + 4 = 16 - 1 u
  2. 20 - 5 u = 1 u + 8
  3. 5 u - 10 = 22 - 3 u
  4. 21 - 4 u = 4 u - 3