Question
Find the value of 1 unit.
  1. 7 u + 6 = 1 u + 12
  2. 3 u + 11 = 7 u + 3
  3. 7 u - 20 = 1 u + 4
  4. 6 u - 7 = 4 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 + 6 = 1 u + 12
  2. 3 u + 11 = 7 u + 3
  3. 7 u - 20 = 1 u + 4
  4. 6 u - 7 = 4 u + 3