Question
Find the value of 1 unit.
  1. 9 u + 4 = 2 u + 18
  2. 3 u + 24 = 6 u + 3
  3. 7 u - 20 = 1 u + 4
  4. 9 u - 18 = 2 u + 3
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 + 18
  2. 3 u + 24 = 6 u + 3
  3. 7 u - 20 = 1 u + 4
  4. 9 u - 18 = 2 u + 3