Question
Find the value of 1 unit.
  1. 4 u + 3 = 21 - 2 u
  2. 18 - 5 u = 1 u + 6
  3. 1 u - 3 = 17 - 3 u
  4. 35 - 7 u = 2 u - 1
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 + 3 = 21 - 2 u
  2. 18 - 5 u = 1 u + 6
  3. 1 u - 3 = 17 - 3 u
  4. 35 - 7 u = 2 u - 1