Question
Find the value of 1 unit.
  1. 8 u + 50 = 370
  2. 50 + 8 u = 370
  3. 6 u - 30 = 570
  4. 570 = 6 u - 30
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 = 370
  2. 50 + 8 u = 370
  3. 6 u - 30 = 570
  4. 570 = 6 u - 30