Question
Find the value of 1 unit.
  1. 2 u + 7 = 19 - 4 u
  2. 23 - 4 u = 5 u + 5
  3. 1 u - 3 = 21 - 2 u
  4. 14 - 6 u = 4 u - 6
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. 2 u + 7 = 19 - 4 u
  2. 23 - 4 u = 5 u + 5
  3. 1 u - 3 = 21 - 2 u
  4. 14 - 6 u = 4 u - 6