Question
Find the value of 1 unit.
  1. 8 u - 20 = 5 u + 70
  2. 5 u + 70 = 8 u - 20
  3. 5 u - 70 = 2 u + 20
  4. 2 u + 20 = 5 u - 70
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 - 20 = 5 u + 70
  2. 5 u + 70 = 8 u - 20
  3. 5 u - 70 = 2 u + 20
  4. 2 u + 20 = 5 u - 70