Question
Find the value of 1 unit.
  1. 3 u - 15 = 18
  2. 8 u - 18 = 2 u
  3. 6 = 4 u - 22
  4. 5 u = 13 u - 64
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 - 15 = 18
  2. 8 u - 18 = 2 u
  3. 6 = 4 u - 22
  4. 5 u = 13 u - 64