Question
Find the value of 1 unit.
  1. 2 u + 6 = 21 - 1 u
  2. 19 - 4 u = 3 u + 5
  3. 1 u - 9 = 19 - 3 u
  4. 41 - 6 u = 2 u - 7
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 + 6 = 21 - 1 u
  2. 19 - 4 u = 3 u + 5
  3. 1 u - 9 = 19 - 3 u
  4. 41 - 6 u = 2 u - 7