Question
Find the value of 1 unit.
  1. 1 u + 5 = 20 - 2 u
  2. 25 - 3 u = 3 u + 1
  3. 2 u - 7 = 17 - 4 u
  4. 8 - 7 u = 2 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. 1 u + 5 = 20 - 2 u
  2. 25 - 3 u = 3 u + 1
  3. 2 u - 7 = 17 - 4 u
  4. 8 - 7 u = 2 u - 10