Question
Find the value of 1 unit.
  1. 9 u - 15 = 5 u - 3
  2. 2 u - 8 = 7 u - 23
  3. 2 - 4 u = 22 - 9 u
  4. 18 - 5 u = 6 - 1 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. 9 u - 15 = 5 u - 3
  2. 2 u - 8 = 7 u - 23
  3. 2 - 4 u = 22 - 9 u
  4. 18 - 5 u = 6 - 1 u