Question
Find the value of 1 unit.
  1. 9 u + 6 = 4 u + 21
  2. 4 u + 26 = 6 u + 8
  3. 9 u - 23 = 2 u + 5
  4. 12 u - 27 = 4 u + 5
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. 9 u + 6 = 4 u + 21
  2. 4 u + 26 = 6 u + 8
  3. 9 u - 23 = 2 u + 5
  4. 12 u - 27 = 4 u + 5