Question
Find the value of 1 unit.
  1. 5 u + 3 = 23 - 5 u
  2. 20 - 5 u = 4 u + 2
  3. 4 u - 7 = 25 - 4 u
  4. 72 - 7 u = 3 u - 8
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. 5 u + 3 = 23 - 5 u
  2. 20 - 5 u = 4 u + 2
  3. 4 u - 7 = 25 - 4 u
  4. 72 - 7 u = 3 u - 8