Question
Find the value of 1 unit.
  1. 4 u - 17 = 11
  2. 9 u - 25 = 4 u
  3. 7 = 2 u - 21
  4. 5 u = 8 u - 21
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. 4 u - 17 = 11
  2. 9 u - 25 = 4 u
  3. 7 = 2 u - 21
  4. 5 u = 8 u - 21