Question
6 X + 3 Y = 39
7 X + 4 Y = 47

Fill in the blanks.
  1. 1 X + 1 Y = _____
  2. 1 X = _____
  3. 1 Y = _____
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 X + 3 Y = 39
7 X + 4 Y = 47

Fill in the blanks.
  1. 1 X + 1 Y = _____
  2. 1 X = _____
  3. 1 Y = _____