Question
Find the value of 1 unit.
  1. 3 u + 70 = 100
  2. 70 + 3 u = 100
  3. 6 u - 60 = 300
  4. 300 = 6 u - 60
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. 3 u + 70 = 100
  2. 70 + 3 u = 100
  3. 6 u - 60 = 300
  4. 300 = 6 u - 60