Question
Find the value of 1 unit.
  1. 8 u + 30 = 350
  2. 30 + 8 u = 350
  3. 7 u - 60 = 150
  4. 150 = 7 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. 8 u + 30 = 350
  2. 30 + 8 u = 350
  3. 7 u - 60 = 150
  4. 150 = 7 u - 60