Question
Find the value of 1 unit.
  1. 8 u + 8 = 3 u + 23
  2. 5 u + 15 = 7 u + 3
  3. 9 u - 16 = 4 u + 9
  4. 8 u - 20 = 1 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. 8 u + 8 = 3 u + 23
  2. 5 u + 15 = 7 u + 3
  3. 9 u - 16 = 4 u + 9
  4. 8 u - 20 = 1 u + 8