Question
Find the value of 1 unit.
  1. 5 u - 25 = 20
  2. 8 u - 15 = 3 u
  3. 6 = 2 u - 20
  4. 6 u = 8 u - 10
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. 5 u - 25 = 20
  2. 8 u - 15 = 3 u
  3. 6 = 2 u - 20
  4. 6 u = 8 u - 10