Question
Find the value of 1 unit.
  1. 6 u - 16 = 20
  2. 12 u - 24 = 4 u
  3. 7 = 10 u - 23
  4. 7 u = 16 u - 63
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. 6 u - 16 = 20
  2. 12 u - 24 = 4 u
  3. 7 = 10 u - 23
  4. 7 u = 16 u - 63