Question
2 A + 4 B = 20
5 A + 4 B = 26

Fill in the blanks.
  1. 3 A = _____
  2. 1 A =_____
  3. 1 B = _____
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

2 A + 4 B = 20
5 A + 4 B = 26

Fill in the blanks.
  1. 3 A = _____
  2. 1 A =_____
  3. 1 B = _____