Question
5 D + 3 E = 31
6 D + 4 E = 38

Fill in the blanks.
  1. 1 D + 1 E = _____
  2. 1 D = _____
  3. 1 E = _____
3 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

5 D + 3 E = 31
6 D + 4 E = 38

Fill in the blanks.
  1. 1 D + 1 E = _____
  2. 1 D = _____
  3. 1 E = _____