Question
Find the value of 1 unit.
  1. 6 u + 1 = 2 u + 21
  2. 4 u + 17 = 9 u + 2
  3. 10 u - 19 = 5 u + 1
  4. 9 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. 6 u + 1 = 2 u + 21
  2. 4 u + 17 = 9 u + 2
  3. 10 u - 19 = 5 u + 1
  4. 9 u - 7 = 4 u + 3