Question
Find the value of 1 unit.
  1. 4 u + 7 = 25 - 2 u
  2. 15 - 3 u = 4 u + 1
  3. 3 u - 10 = 22 - 5 u
  4. 5 - 5 u = 2 u - 9
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. 4 u + 7 = 25 - 2 u
  2. 15 - 3 u = 4 u + 1
  3. 3 u - 10 = 22 - 5 u
  4. 5 - 5 u = 2 u - 9