Question
Find the value of 1 unit.
  1. 3 u + 4 = 25 - 4 u
  2. 21 - 3 u = 2 u + 6
  3. 2 u - 6 = 15 - 1 u
  4. 31 - 4 u = 5 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. 3 u + 4 = 25 - 4 u
  2. 21 - 3 u = 2 u + 6
  3. 2 u - 6 = 15 - 1 u
  4. 31 - 4 u = 5 u - 5