Question
7 Y + 2 Z = 51
8 Y + 3 Z = 64

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



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

7 Y + 2 Z = 51
8 Y + 3 Z = 64

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