Question
Find the value of 1 unit.
  1. 2 u + 2 = 17 - 1 u
  2. 20 - 2 u = 4 u + 2
  3. 1 u - 4 = 23 - 2 u
  4. 8 - 4 u = 2 u - 4
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 = 17 - 1 u
  2. 20 - 2 u = 4 u + 2
  3. 1 u - 4 = 23 - 2 u
  4. 8 - 4 u = 2 u - 4