Question
6 E + 4 F = 32
7 E + 5 F = 39

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

6 E + 4 F = 32
7 E + 5 F = 39

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