Question
Find the value of 1 unit.
  1. 7 u - 21 = 4 u - 6
  2. 5 u - 7 = 10 u - 27
  3. 7 - 1 u = 28 - 8 u
  4. 34 - 9 u = 10 - 5 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 - 21 = 4 u - 6
  2. 5 u - 7 = 10 u - 27
  3. 7 - 1 u = 28 - 8 u
  4. 34 - 9 u = 10 - 5 u