Question
Find the value of 1 unit.
  1. 3 u - 24 = 15
  2. 8 u - 28 = 4 u
  3. 9 = 2 u - 25
  4. 7 u = 12 u - 45
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 - 24 = 15
  2. 8 u - 28 = 4 u
  3. 9 = 2 u - 25
  4. 7 u = 12 u - 45