Question
Find the value of 1 unit.
  1. 8 u + 50 = 850
  2. 50 + 8 u = 850
  3. 4 u - 10 = 350
  4. 350 = 4 u - 10
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 + 50 = 850
  2. 50 + 8 u = 850
  3. 4 u - 10 = 350
  4. 350 = 4 u - 10