Question
Find the value of 1 unit.
  1. 2 u + 3 = 23 - 2 u
  2. 16 - 3 u = 2 u + 1
  3. 1 u - 9 = 24 - 2 u
  4. 43 - 5 u = 5 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 + 3 = 23 - 2 u
  2. 16 - 3 u = 2 u + 1
  3. 1 u - 9 = 24 - 2 u
  4. 43 - 5 u = 5 u - 7