Question
8 E + 2 F = 48
9 E + 3 F = 60

Fill in the blanks.
  1. 1 E = _____
  2. 1 F = _____
  3. 2 E + 5 F = _____



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

8 E + 2 F = 48
9 E + 3 F = 60

Fill in the blanks.
  1. 1 E = _____
  2. 1 F = _____
  3. 2 E + 5 F = _____