Question
Find the value of 1 unit.
  1. 9 u + 3 = 4 u + 18
  2. 4 u + 13 = 7 u + 7
  3. 9 u - 13 = 3 u + 5
  4. 6 u - 7 = 4 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 + 3 = 4 u + 18
  2. 4 u + 13 = 7 u + 7
  3. 9 u - 13 = 3 u + 5
  4. 6 u - 7 = 4 u + 1