Question
Find the value of 1 unit.
  1. 8 u + 8 = 3 u + 23
  2. 3 u + 21 = 6 u + 3
  3. 7 u - 21 = 4 u + 3
  4. 4 u - 3 = 1 u + 9
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. 8 u + 8 = 3 u + 23
  2. 3 u + 21 = 6 u + 3
  3. 7 u - 21 = 4 u + 3
  4. 4 u - 3 = 1 u + 9