Question
Find the value of 1 unit.
  1. 2 u + 2 = 20 - 4 u
  2. 18 - 4 u = 1 u + 8
  3. 3 u - 7 = 17 - 3 u
  4. 48 - 4 u = 4 u - 8
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. 2 u + 2 = 20 - 4 u
  2. 18 - 4 u = 1 u + 8
  3. 3 u - 7 = 17 - 3 u
  4. 48 - 4 u = 4 u - 8