Question
Find the value of 1 unit.
  1. 4 u + 5 = 21 - 4 u
  2. 22 - 3 u = 1 u + 2
  3. 2 u - 7 = 23 - 4 u
  4. 65 - 8 u = 2 u - 5
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 + 5 = 21 - 4 u
  2. 22 - 3 u = 1 u + 2
  3. 2 u - 7 = 23 - 4 u
  4. 65 - 8 u = 2 u - 5