100 Great Breads: The Original Bestseller

100 Great Breads: The Original Bestseller

Matematika 3x+4y+5z=3
4x-4y+3z=6 eliminasi y​

3x+4y+5z=3
4x-4y+3z=6 eliminasi y​

Jawaban:

3x + 4y + 5z = 3

4x - 4y + 3z = 6

____________ (+)

7x + 8z = 9