Question
Find the value of 1 unit.
  1. 7 u + 7 = 5 u + 25
  2. 5 u + 16 = 8 u + 1
  3. 6 u - 12 = 3 u + 9
  4. 7 u - 13 = 3 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 + 7 = 5 u + 25
  2. 5 u + 16 = 8 u + 1
  3. 6 u - 12 = 3 u + 9
  4. 7 u - 13 = 3 u + 3