Question
Find the value of 1 unit.
  1. 10 u - 15 = 1 u - 6
  2. 1 u - 4 = 8 u - 18
  3. 1 - 2 u = 25 - 10 u
  4. 15 - 7 u = 3 - 3 u
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. 10 u - 15 = 1 u - 6
  2. 1 u - 4 = 8 u - 18
  3. 1 - 2 u = 25 - 10 u
  4. 15 - 7 u = 3 - 3 u