Question
Find the value of 1 unit.
  1. 7 u + 4 = 1 u + 22
  2. 1 u + 23 = 9 u + 7
  3. 6 u - 18 = 2 u + 2
  4. 5 u - 9 = 1 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. 7 u + 4 = 1 u + 22
  2. 1 u + 23 = 9 u + 7
  3. 6 u - 18 = 2 u + 2
  4. 5 u - 9 = 1 u + 3