Question
Find the value of 1 unit.
  1. 9 u + 4 = 2 u + 25
  2. 4 u + 17 = 6 u + 7
  3. 8 u - 21 = 4 u + 3
  4. 10 u - 7 = 2 u + 1
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 + 4 = 2 u + 25
  2. 4 u + 17 = 6 u + 7
  3. 8 u - 21 = 4 u + 3
  4. 10 u - 7 = 2 u + 1