Question
Find the value of 1 unit.
  1. 3 u + 5 = 20 - 2 u
  2. 16 - 1 u = 3 u + 8
  3. 2 u - 2 = 23 - 3 u
  4. 63 - 4 u = 4 u - 9
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 + 5 = 20 - 2 u
  2. 16 - 1 u = 3 u + 8
  3. 2 u - 2 = 23 - 3 u
  4. 63 - 4 u = 4 u - 9