Question
Find the value of 1 unit.
  1. 7 u - 13 = 4 u - 7
  2. 1 u - 7 = 9 u - 23
  3. 4 - 5 u = 24 - 10 u
  4. 17 - 8 u = 5 - 4 u
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. 7 u - 13 = 4 u - 7
  2. 1 u - 7 = 9 u - 23
  3. 4 - 5 u = 24 - 10 u
  4. 17 - 8 u = 5 - 4 u