Question
Find the value of 1 unit.
  1. 7 u + 6 = 2 u + 21
  2. 3 u + 12 = 6 u + 6
  3. 7 u - 25 = 5 u + 7
  4. 13 u - 24 = 5 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. 7 u + 6 = 2 u + 21
  2. 3 u + 12 = 6 u + 6
  3. 7 u - 25 = 5 u + 7
  4. 13 u - 24 = 5 u + 8